diff --git a/engine/version.go b/engine/version.go
index 54de38a26..04df8f59f 100644
--- a/engine/version.go
+++ b/engine/version.go
@@ -144,14 +144,14 @@ func (vers Versions) Compare(curent Versions, storType string, isDataDB bool) st
 // CurrentDataDBVersions returns the needed DataDB versions
 func CurrentDataDBVersions() Versions {
 	return Versions{
-		utils.StatS:               3,
+		utils.StatS:               4,
 		utils.Accounts:            3,
 		utils.Actions:             2,
 		utils.ActionTriggers:      2,
 		utils.ActionPlans:         3,
 		utils.SharedGroups:        2,
-		utils.Thresholds:          3,
-		utils.Routes:              1,
+		utils.Thresholds:          4,
+		utils.Routes:              2,
 		utils.Attributes:          6,
 		utils.Timing:              1,
 		utils.RQF:                 5,
@@ -161,8 +161,8 @@ func CurrentDataDBVersions() Versions {
 		utils.ReverseDestinations: 1,
 		utils.RatingPlan:          1,
 		utils.RatingProfile:       1,
-		utils.Chargers:            1,
-		utils.Dispatchers:         1,
+		utils.Chargers:            2,
+		utils.Dispatchers:         2,
 		utils.LoadIDsVrs:          1,
 		utils.RateProfiles:        1,
 	}
diff --git a/migrator/accounts.go b/migrator/accounts.go
index 1bdd1fc68..2fdbe5ae7 100755
--- a/migrator/accounts.go
+++ b/migrator/accounts.go
@@ -20,6 +20,7 @@ package migrator
 
 import (
 	"errors"
+	"fmt"
 	"log"
 	"strings"
 	"time"
@@ -55,7 +56,7 @@ func (m *Migrator) migrateCurrentAccounts() (err error) {
 		if err := m.dmIN.DataManager().RemoveAccount(idg); err != nil {
 			return err
 		}
-		m.stats[utils.Accounts] += 1
+		m.stats[utils.Accounts]++
 	}
 	return
 }
@@ -129,34 +130,34 @@ func (m *Migrator) migrateAccounts() (err error) {
 	var v3Acnt *engine.Account
 	for {
 		version := vrs[utils.Accounts]
+		migratedFrom = int(version)
 		for {
 			switch version {
+			default:
+				return fmt.Errorf("Unsupported version %v", version)
 			case current[utils.Accounts]:
+				migrated = false
 				if m.sameDataDB {
-					migrated = false
 					break
 				}
 				if err = m.migrateCurrentAccounts(); err != nil {
-					return err
+					return
 				}
 				version = 3
-				migrated = false
 			case 1: //migrate v1 to v3
 				if v3Acnt, err = m.migrateV1Accounts(); err != nil && err != utils.ErrNoMoreData {
 					return err
 				} else if err == utils.ErrNoMoreData {
 					break
 				}
-				migratedFrom = 1
 				version = 3
 			case 2: //migrate v2 to v3
 				if v3Acnt, err = m.migrateV2Accounts(); err != nil && err != utils.ErrNoMoreData {
-					return err
+					return
 				} else if err == utils.ErrNoMoreData {
 					break
 				}
 				version = 3
-				migratedFrom = 2
 			}
 			if version == current[utils.Accounts] || err == utils.ErrNoMoreData {
 				break
@@ -166,12 +167,12 @@ func (m *Migrator) migrateAccounts() (err error) {
 			break
 		}
 
-		if !m.dryRun && migrated {
+		if !m.dryRun {
 			if err = m.dmOut.DataManager().SetAccount(v3Acnt); err != nil {
-				return err
+				return
 			}
 		}
-		m.stats[utils.Accounts] += 1
+		m.stats[utils.Accounts]++
 
 	}
 	if m.dryRun || !migrated {
diff --git a/migrator/action.go b/migrator/action.go
index 259c90710..5bd4d9ddc 100644
--- a/migrator/action.go
+++ b/migrator/action.go
@@ -19,6 +19,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>
 package migrator
 
 import (
+	"fmt"
 	"strings"
 
 	"github.com/cgrates/cgrates/engine"
@@ -56,7 +57,7 @@ func (m *Migrator) migrateCurrentActions() (err error) {
 		if err := m.dmOut.DataManager().SetActions(idg, acts, utils.NonTransactional); err != nil {
 			return err
 		}
-		m.stats[utils.Actions] += 1
+		m.stats[utils.Actions]++
 	}
 	return
 }
@@ -106,17 +107,19 @@ func (m *Migrator) migrateActions() (err error) {
 		version := vrs[utils.Actions]
 		for {
 			switch version {
+			default:
+				return fmt.Errorf("Unsupported version %v", version)
 			case current[utils.Actions]:
 				migrated = false
 				if m.sameDataDB {
 					break
 				}
 				if err = m.migrateCurrentActions(); err != nil {
-					return err
+					return
 				}
 			case 1:
 				if acts, err = m.migrateV1Actions(); err != nil && err != utils.ErrNoMoreData {
-					return err
+					return
 				}
 				version = 2
 			}
@@ -127,12 +130,12 @@ func (m *Migrator) migrateActions() (err error) {
 		if err == utils.ErrNoMoreData || !migrated {
 			break
 		}
-		if !m.dryRun && migrated {
-			if err := m.dmOut.DataManager().SetActions(acts[0].Id, acts, utils.NonTransactional); err != nil {
-				return err
+		if !m.dryRun {
+			if err = m.dmOut.DataManager().SetActions(acts[0].Id, acts, utils.NonTransactional); err != nil {
+				return
 			}
 		}
-		m.stats[utils.Actions] += 1
+		m.stats[utils.Actions]++
 	}
 
 	if m.dryRun || !migrated {
@@ -142,7 +145,7 @@ func (m *Migrator) migrateActions() (err error) {
 
 	// All done, update version wtih current one
 	if err = m.setVersions(utils.Actions); err != nil {
-		return err
+		return
 	}
 
 	return m.ensureIndexesDataDB(engine.ColAct)
diff --git a/migrator/action_plan.go b/migrator/action_plan.go
index 13339c9c7..9fb992f23 100644
--- a/migrator/action_plan.go
+++ b/migrator/action_plan.go
@@ -51,24 +51,24 @@ func (m *Migrator) migrateCurrentActionPlans() (err error) {
 	var ids []string
 	ids, err = m.dmIN.DataManager().DataDB().GetKeysForPrefix(utils.ACTION_PLAN_PREFIX)
 	if err != nil {
-		return err
+		return
 	}
 	for _, id := range ids {
 		idg := strings.TrimPrefix(id, utils.ACTION_PLAN_PREFIX)
-		acts, err := m.dmIN.DataManager().GetActionPlan(idg, true, utils.NonTransactional)
-		if err != nil {
-			return err
+		var acts *engine.ActionPlan
+		if acts, err = m.dmIN.DataManager().GetActionPlan(idg, true, utils.NonTransactional); err != nil {
+			return
 		}
 		if acts == nil || m.dryRun {
 			continue
 		}
-		if err := m.dmOut.DataManager().SetActionPlan(idg, acts, true, utils.NonTransactional); err != nil {
-			return err
+		if err = m.dmOut.DataManager().SetActionPlan(idg, acts, true, utils.NonTransactional); err != nil {
+			return
 		}
-		if err := m.dmIN.DataManager().RemoveActionPlan(idg, utils.NonTransactional); err != nil {
-			return err
+		if err = m.dmIN.DataManager().RemoveActionPlan(idg, utils.NonTransactional); err != nil {
+			return
 		}
-		m.stats[utils.ActionPlans] += 1
+		m.stats[utils.ActionPlans]++
 	}
 	return
 }
@@ -76,13 +76,13 @@ func (m *Migrator) removeV1ActionPlans() (err error) {
 	var v1 *v1ActionPlans
 	for {
 		if v1, err = m.dmIN.getV1ActionPlans(); err != nil && err != utils.ErrNoMoreData {
-			return err
+			return
 		}
 		if v1 == nil {
 			return nil
 		}
 		if err = m.dmIN.remV1ActionPlans(v1); err != nil {
-			return err
+			return
 		}
 	}
 }
@@ -111,7 +111,7 @@ func (m *Migrator) migrateActionPlans() (err error) {
 			return fmt.Errorf("Storage type %s could not be cated to <*engine.RedisStorage>", m.dmIN.DataManager().DataDB().GetStorageType())
 		}
 		if err = redisDB.RebbuildActionPlanKeys(); err != nil {
-			return err
+			return
 		}
 	}
 	migrated := true
@@ -119,21 +119,23 @@ func (m *Migrator) migrateActionPlans() (err error) {
 	var v3 []*engine.ActionPlan
 	for {
 		version := vrs[utils.ActionPlans]
+		migratedFrom = int(version)
 		for {
 			switch version {
+			default:
+				return fmt.Errorf("Unsupported version %v", version)
 			case current[utils.ActionPlans]:
 				migrated = false
 				if m.sameDataDB {
 					break
 				}
 				if err = m.migrateCurrentActionPlans(); err != nil && err != utils.ErrNoMoreData {
-					return err
+					return
 				}
 			case 1:
 				if v3, err = m.migrateV1ActionPlans(); err != nil && err != utils.ErrNoMoreData {
-					return err
+					return
 				}
-				migratedFrom = 1
 				version = 3
 			case 2: // neded to rebuild action plan indexes for redis
 				// All done, update version wtih current one
@@ -144,7 +146,6 @@ func (m *Migrator) migrateActionPlans() (err error) {
 						err.Error(),
 						fmt.Sprintf("error: <%s> when updating ActionPlans version into dataDB", err.Error()))
 				}
-				migratedFrom = 2
 				version = 3
 			}
 			if version == current[utils.ActionPlans] || err == utils.ErrNoMoreData {
@@ -155,11 +156,11 @@ func (m *Migrator) migrateActionPlans() (err error) {
 			break
 		}
 
-		if !m.dryRun && migrated {
+		if !m.dryRun {
 			//set action plan
 			for _, ap := range v3 {
 				if err = m.dmOut.DataManager().SetActionPlan(ap.Id, ap, true, utils.NonTransactional); err != nil {
-					return err
+					return
 				}
 			}
 		}
@@ -170,8 +171,7 @@ func (m *Migrator) migrateActionPlans() (err error) {
 	}
 	// remove old action plans
 	if !m.sameDataDB {
-		switch migratedFrom {
-		case 1:
+		if migratedFrom == 1 {
 			if err = m.removeV1ActionPlans(); err != nil {
 				return
 			}
@@ -186,8 +186,8 @@ func (m *Migrator) migrateActionPlans() (err error) {
 }
 
 func (v1AP v1ActionPlan) AsActionPlan() (ap *engine.ActionPlan) {
-	for idx, actionId := range v1AP.AccountIds {
-		idElements := strings.Split(actionId, "_")
+	for idx, actionID := range v1AP.AccountIds {
+		idElements := strings.Split(actionID, "_")
 		if len(idElements) != 2 {
 			continue
 		}
diff --git a/migrator/action_trigger.go b/migrator/action_trigger.go
index 4de981558..7287e8a1e 100644
--- a/migrator/action_trigger.go
+++ b/migrator/action_trigger.go
@@ -19,6 +19,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>
 package migrator
 
 import (
+	"fmt"
 	"strings"
 	"time"
 
@@ -120,22 +121,23 @@ func (m *Migrator) migrateActionTriggers() (err error) {
 	var v2 engine.ActionTriggers
 	for {
 		version := vrs[utils.ActionTriggers]
+		migratedFrom = int(version)
 		for {
 			switch version {
+			default:
+				return fmt.Errorf("Unsupported version %v", version)
 			case current[utils.ActionTriggers]:
+				migrated = false
 				if m.sameDataDB {
-					migrated = false
 					break
 				}
 				if err = m.migrateCurrentActionTrigger(); err != nil {
-					return err
+					return
 				}
-				migrated = false
 			case 1:
 				if v2, err = m.migrateV1ActionTrigger(); err != nil && err != utils.ErrNoMoreData {
-					return err
+					return
 				}
-				migratedFrom = 1
 				version = 2
 			}
 			if version == current[utils.ActionTriggers] || err == utils.ErrNoMoreData {
@@ -145,21 +147,20 @@ func (m *Migrator) migrateActionTriggers() (err error) {
 		if err == utils.ErrNoMoreData || !migrated {
 			break
 		}
-		if !m.dryRun && migrated {
+		if !m.dryRun {
 			//set action triggers
-			if err := m.dmOut.DataManager().SetActionTriggers(v2[0].ID, v2, utils.NonTransactional); err != nil {
-				return err
+			if err = m.dmOut.DataManager().SetActionTriggers(v2[0].ID, v2, utils.NonTransactional); err != nil {
+				return
 			}
 		}
-		m.stats[utils.ActionTriggers] += 1
+		m.stats[utils.ActionTriggers]++
 	}
 	if m.dryRun || !migrated {
 		return nil
 	}
 	// remove old action triggers
 	if !m.sameDataDB {
-		switch migratedFrom {
-		case 1:
+		if migratedFrom == 1 {
 			if err = m.removeV1ActionTriggers(); err != nil {
 				return
 			}
@@ -168,7 +169,7 @@ func (m *Migrator) migrateActionTriggers() (err error) {
 
 	// All done, update version wtih current one
 	if err = m.setVersions(utils.ActionTriggers); err != nil {
-		return err
+		return
 	}
 
 	return m.ensureIndexesDataDB(engine.ColAtr)
diff --git a/migrator/alias.go b/migrator/alias.go
index b47a42261..a5a11091e 100644
--- a/migrator/alias.go
+++ b/migrator/alias.go
@@ -40,8 +40,8 @@ type v1Alias struct {
 }
 
 var (
-	ALIASES_PREFIX = "als_"
-	Alias          = "Alias"
+	AliasesPrefix = "als_"
+	Alias         = "Alias"
 )
 
 type v1AliasValues []*v1AliasValue
@@ -184,7 +184,7 @@ func (m *Migrator) migrateAlias2Attributes() (err error) {
 		if err := m.dmOut.DataManager().SetAttributeProfile(attr, true); err != nil {
 			return err
 		}
-		m.stats[Alias] += 1
+		m.stats[Alias]++
 	}
 	if m.dryRun {
 		return
@@ -207,7 +207,7 @@ func (m *Migrator) migrateAlias2Attributes() (err error) {
 
 func (m *Migrator) migrateAlias() (err error) {
 	if err = m.migrateAlias2Attributes(); err != nil {
-		return err
+		return
 	}
 	return m.ensureIndexesDataDB(engine.ColAttr)
 }
diff --git a/migrator/attributes_it_test.go b/migrator/attributes_it_test.go
index 088383065..eff9af41f 100755
--- a/migrator/attributes_it_test.go
+++ b/migrator/attributes_it_test.go
@@ -273,7 +273,7 @@ func testAttrITMigrateOnlyVersion(t *testing.T) {
 
 	if vrs, err := attrMigrator.dmOut.DataManager().DataDB().GetVersions(""); err != nil {
 		t.Error(err)
-	} else if vrs[utils.Attributes] != 5 {
+	} else if vrs[utils.Attributes] != 6 {
 		t.Errorf("Unexpected version returned: %d", vrs[utils.Attributes])
 	}
 	if attrMigrator.stats[utils.Attributes] != 0 {
@@ -365,7 +365,7 @@ func testAttrITMigrateAndMove(t *testing.T) {
 
 		if vrs, err := attrMigrator.dmOut.DataManager().DataDB().GetVersions(""); err != nil {
 			t.Error(err)
-		} else if vrs[utils.Attributes] != 5 {
+		} else if vrs[utils.Attributes] != 6 {
 			t.Errorf("Unexpected version returned: %d", vrs[utils.Attributes])
 		}
 		result, err := attrMigrator.dmOut.DataManager().GetAttributeProfile("cgrates.org",
@@ -457,7 +457,7 @@ func testAttrITMigrateV2(t *testing.T) {
 			ExpiryTime:     time.Date(2014, 7, 14, 14, 25, 0, 0, time.UTC),
 		},
 		Attributes: []*v2Attribute{
-			&v2Attribute{
+			{
 				FieldName:  "FL1",
 				Initial:    "In1",
 				Substitute: config.NewRSRParsersMustCompile("Al1", utils.INFIELD_SEP),
@@ -510,7 +510,7 @@ func testAttrITMigrateV2(t *testing.T) {
 
 	if vrs, err := attrMigrator.dmOut.DataManager().DataDB().GetVersions(""); err != nil {
 		t.Error(err)
-	} else if vrs[utils.Attributes] != 5 {
+	} else if vrs[utils.Attributes] != 6 {
 		t.Errorf("Unexpected version returned: %d", vrs[utils.Attributes])
 	}
 	result, err := attrMigrator.dmOut.DataManager().GetAttributeProfile("cgrates.org",
@@ -540,7 +540,7 @@ func testAttrITMigrateV3(t *testing.T) {
 			ExpiryTime:     time.Date(2014, 7, 14, 14, 25, 0, 0, time.UTC),
 		},
 		Attributes: []*v3Attribute{
-			&v3Attribute{
+			{
 				FilterIDs:  []string{"*string:FL1:In1"},
 				FieldName:  "FL1",
 				Substitute: config.NewRSRParsersMustCompile("Al1", utils.INFIELD_SEP),
@@ -592,7 +592,7 @@ func testAttrITMigrateV3(t *testing.T) {
 
 	if vrs, err := attrMigrator.dmOut.DataManager().DataDB().GetVersions(""); err != nil {
 		t.Error(err)
-	} else if vrs[utils.Attributes] != 5 {
+	} else if vrs[utils.Attributes] != 6 {
 		t.Errorf("Unexpected version returned: %d", vrs[utils.Attributes])
 	}
 	result, err := attrMigrator.dmOut.DataManager().GetAttributeProfile("cgrates.org",
@@ -625,7 +625,7 @@ func testAttrITMigrateV4(t *testing.T) {
 			ExpiryTime:     time.Date(2014, 7, 14, 14, 25, 0, 0, time.UTC),
 		},
 		Attributes: []*v4Attribute{
-			&v4Attribute{
+			{
 				FilterIDs: []string{"*string:~*req.FL1:In1"},
 				FieldName: "FL1",
 				Value:     config.NewRSRParsersMustCompile("~Category:s/(.*)/${1}_UK_Mobile_Vodafone_GBRVF/", utils.INFIELD_SEP),
@@ -678,7 +678,7 @@ func testAttrITMigrateV4(t *testing.T) {
 
 	if vrs, err := attrMigrator.dmOut.DataManager().DataDB().GetVersions(""); err != nil {
 		t.Error(err)
-	} else if vrs[utils.Attributes] != 5 {
+	} else if vrs[utils.Attributes] != 6 {
 		t.Errorf("Unexpected version returned: %d", vrs[utils.Attributes])
 	}
 	result, err := attrMigrator.dmOut.DataManager().GetAttributeProfile("cgrates.org",
@@ -754,7 +754,7 @@ func testAttrITV1ToV5(t *testing.T) {
 			ExpiryTime:     time.Date(2020, 4, 18, 14, 25, 0, 0, time.UTC),
 		},
 		Attributes: []*engine.Attribute{
-			&engine.Attribute{
+			{
 				FilterIDs: []string{"*string:FL1:In1"},
 				Path:      utils.MetaReq + utils.NestingSep + "FL1",
 				Type:      utils.MetaVariable,
@@ -772,7 +772,7 @@ func testAttrITV1ToV5(t *testing.T) {
 			ExpiryTime:     time.Date(2020, 4, 18, 14, 25, 0, 0, time.UTC),
 		},
 		Attributes: []*engine.Attribute{
-			&engine.Attribute{
+			{
 				FilterIDs: []string{"*string:FL1:In1"},
 				Path:      utils.MetaReq + utils.NestingSep + "FL1",
 				Type:      utils.MetaVariable,
@@ -788,7 +788,7 @@ func testAttrITV1ToV5(t *testing.T) {
 	// check the version
 	if vrs, err := attrMigrator.dmOut.DataManager().DataDB().GetVersions(""); err != nil {
 		t.Error(err)
-	} else if vrs[utils.Attributes] != 5 {
+	} else if vrs[utils.Attributes] != 6 {
 		t.Errorf("Unexpected version returned: %d", vrs[utils.Attributes])
 	}
 
@@ -844,7 +844,7 @@ func testAttrITV2ToV5(t *testing.T) {
 			ExpiryTime:     time.Date(2020, 4, 18, 14, 25, 0, 0, time.UTC),
 		},
 		Attributes: []*v2Attribute{
-			&v2Attribute{
+			{
 				FieldName:  "FL1",
 				Initial:    "In1",
 				Substitute: sbstPrsr,
@@ -863,7 +863,7 @@ func testAttrITV2ToV5(t *testing.T) {
 			ExpiryTime:     time.Date(2020, 4, 18, 14, 25, 0, 0, time.UTC),
 		},
 		Attributes: []*v2Attribute{
-			&v2Attribute{
+			{
 				FieldName:  "FL1",
 				Initial:    "In1",
 				Substitute: sbstPrsr,
@@ -893,7 +893,7 @@ func testAttrITV2ToV5(t *testing.T) {
 			ExpiryTime:     time.Date(2020, 4, 18, 14, 25, 0, 0, time.UTC),
 		},
 		Attributes: []*engine.Attribute{
-			&engine.Attribute{
+			{
 				FilterIDs: []string{"*string:FL1:In1"},
 				Path:      utils.MetaReq + utils.NestingSep + "FL1",
 				Type:      utils.MetaVariable,
@@ -911,7 +911,7 @@ func testAttrITV2ToV5(t *testing.T) {
 			ExpiryTime:     time.Date(2020, 4, 18, 14, 25, 0, 0, time.UTC),
 		},
 		Attributes: []*engine.Attribute{
-			&engine.Attribute{
+			{
 				FilterIDs: []string{"*string:FL1:In1"},
 				Path:      utils.MetaReq + utils.NestingSep + "FL1",
 				Type:      utils.MetaVariable,
@@ -927,7 +927,7 @@ func testAttrITV2ToV5(t *testing.T) {
 	//check the version
 	if vrs, err := attrMigrator.dmOut.DataManager().DataDB().GetVersions(""); err != nil {
 		t.Error(err)
-	} else if vrs[utils.Attributes] != 5 {
+	} else if vrs[utils.Attributes] != 6 {
 		t.Errorf("Unexpected version returned: %d", vrs[utils.Attributes])
 	}
 
@@ -974,7 +974,7 @@ func testAttrITV3ToV5(t *testing.T) {
 			ExpiryTime:     time.Date(2020, 4, 18, 14, 25, 0, 0, time.UTC),
 		},
 		Attributes: []*v3Attribute{
-			&v3Attribute{
+			{
 				FieldName:  "FL1",
 				Substitute: sbstPrsr,
 				FilterIDs:  []string{"*string:FL1:In1"},
@@ -992,7 +992,7 @@ func testAttrITV3ToV5(t *testing.T) {
 			ExpiryTime:     time.Date(2020, 4, 18, 14, 25, 0, 0, time.UTC),
 		},
 		Attributes: []*v3Attribute{
-			&v3Attribute{
+			{
 				FieldName:  "FL1",
 				Substitute: sbstPrsr,
 				FilterIDs:  []string{"*string:FL1:In1"},
@@ -1021,7 +1021,7 @@ func testAttrITV3ToV5(t *testing.T) {
 			ExpiryTime:     time.Date(2020, 4, 18, 14, 25, 0, 0, time.UTC),
 		},
 		Attributes: []*engine.Attribute{
-			&engine.Attribute{
+			{
 				FilterIDs: []string{"*string:FL1:In1"},
 				Path:      utils.MetaReq + utils.NestingSep + "FL1",
 				Type:      utils.MetaVariable,
@@ -1039,7 +1039,7 @@ func testAttrITV3ToV5(t *testing.T) {
 			ExpiryTime:     time.Date(2020, 4, 18, 14, 25, 0, 0, time.UTC),
 		},
 		Attributes: []*engine.Attribute{
-			&engine.Attribute{
+			{
 				FilterIDs: []string{"*string:FL1:In1"},
 				Path:      utils.MetaReq + utils.NestingSep + "FL1",
 				Type:      utils.MetaVariable,
@@ -1055,7 +1055,7 @@ func testAttrITV3ToV5(t *testing.T) {
 	//check the version
 	if vrs, err := attrMigrator.dmOut.DataManager().DataDB().GetVersions(""); err != nil {
 		t.Error(err)
-	} else if vrs[utils.Attributes] != 5 {
+	} else if vrs[utils.Attributes] != 6 {
 		t.Errorf("Unexpected version returned: %d", vrs[utils.Attributes])
 	}
 
@@ -1112,7 +1112,7 @@ func testAttrITdryRunV2ToV5(t *testing.T) {
 			ExpiryTime:     time.Date(2020, 4, 18, 14, 25, 0, 0, time.UTC),
 		},
 		Attributes: []*v2Attribute{
-			&v2Attribute{
+			{
 				FieldName:  "FL1",
 				Initial:    "In1",
 				Substitute: sbstPrsr,
@@ -1171,7 +1171,7 @@ func testAttrITdryRunV3ToV5(t *testing.T) {
 			ExpiryTime:     time.Date(2020, 4, 18, 14, 25, 0, 0, time.UTC),
 		},
 		Attributes: []*v3Attribute{
-			&v3Attribute{
+			{
 				FieldName:  "FL1",
 				Substitute: sbstPrsr,
 				FilterIDs:  []string{"*string:FL1:In1"},
diff --git a/migrator/cdrs.go b/migrator/cdrs.go
index 7f11366c1..9fe05fdc4 100755
--- a/migrator/cdrs.go
+++ b/migrator/cdrs.go
@@ -20,6 +20,7 @@ package migrator
 
 import (
 	"encoding/json"
+	"fmt"
 	"time"
 
 	"github.com/cgrates/cgrates/engine"
@@ -54,15 +55,20 @@ func (m *Migrator) migrateCDRs() (err error) {
 	for {
 		version := vrs[utils.CDRs]
 		for {
-			switch vrs[utils.CDRs] {
+			switch version {
+			default:
+				return fmt.Errorf("Unsupported version %v", version)
 			case current[utils.CDRs]:
 				migrated = false
+				if m.sameStorDB {
+					break
+				}
 				if err = m.migrateCurrentCDRs(); err != nil {
-					return err
+					return
 				}
 			case 1:
 				if v2, err = m.migrateV1CDRs(); err != nil && err != utils.ErrNoMoreData {
-					return err
+					return
 				}
 				version = 2
 			}
@@ -74,17 +80,17 @@ func (m *Migrator) migrateCDRs() (err error) {
 			break
 		}
 
-		if !m.dryRun && migrated {
+		if !m.dryRun {
 			//set action plan
 			if err = m.storDBOut.StorDB().SetCDR(v2, true); err != nil {
-				return err
+				return
 			}
 		}
 		m.stats[utils.CDRs]++
 	}
 	// All done, update version wtih current one
 	if err = m.setVersions(utils.CDRs); err != nil {
-		return err
+		return
 	}
 	return m.ensureIndexesStorDB(engine.ColCDRs)
 }
diff --git a/migrator/chargers.go b/migrator/chargers.go
index 9b2be9cd5..5b83ed1b7 100755
--- a/migrator/chargers.go
+++ b/migrator/chargers.go
@@ -19,6 +19,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>
 package migrator
 
 import (
+	"errors"
 	"fmt"
 	"strings"
 
@@ -51,7 +52,7 @@ func (m *Migrator) migrateCurrentCharger() (err error) {
 			tntID[1], utils.NonTransactional, false); err != nil {
 			return err
 		}
-		m.stats[utils.Chargers] += 1
+		m.stats[utils.Chargers]++
 	}
 	return
 }
@@ -62,14 +63,62 @@ func (m *Migrator) migrateChargers() (err error) {
 	if vrs, err = m.getVersions(utils.Chargers); err != nil {
 		return
 	}
-	switch vrs[utils.Chargers] {
-	case current[utils.Chargers]:
-		if m.sameDataDB {
+	migrated := true
+	var v2 *engine.ChargerProfile
+	for {
+		version := vrs[utils.Chargers]
+		for {
+			switch version {
+			default:
+				return fmt.Errorf("Unsupported version %v", version)
+			case current[utils.Chargers]:
+				migrated = false
+				if m.sameDataDB {
+					break
+				}
+				if err = m.migrateCurrentCharger(); err != nil {
+					return
+				}
+			case 1:
+				if v2, err = m.migrateV1ToV2Chargers(); err != nil && err != utils.ErrNoMoreData {
+					return
+				} else if err == utils.ErrNoMoreData {
+					break
+				}
+				version = 2
+			}
+			if version == current[utils.Chargers] || err == utils.ErrNoMoreData {
+				break
+			}
+		}
+		if err == utils.ErrNoMoreData || !migrated {
 			break
 		}
-		if err = m.migrateCurrentCharger(); err != nil {
-			return err
+
+		if !m.dryRun {
+			//set action plan
+			if err = m.dmOut.DataManager().SetChargerProfile(v2, true); err != nil {
+				return
+			}
 		}
+		m.stats[utils.Chargers]++
+	}
+	// All done, update version wtih current one
+	if err = m.setVersions(utils.Chargers); err != nil {
+		return
 	}
 	return m.ensureIndexesDataDB(engine.ColCpp)
 }
+
+func (m *Migrator) migrateV1ToV2Chargers() (v4Cpp *engine.ChargerProfile, err error) {
+	v4Cpp, err = m.dmIN.getV1ChargerProfile()
+	if err != nil {
+		return nil, err
+	} else if v4Cpp == nil {
+		return nil, errors.New("Charger NIL")
+	}
+	if v4Cpp.FilterIDs, err = migrateInlineFilterV4(v4Cpp.FilterIDs); err != nil {
+		return nil, err
+	}
+	return
+}
diff --git a/migrator/derived_chargers.go b/migrator/derived_chargers.go
index 3c8313345..d28d7886f 100644
--- a/migrator/derived_chargers.go
+++ b/migrator/derived_chargers.go
@@ -141,7 +141,11 @@ func derivedChargers2Charger(dc *v1DerivedCharger, tenant string, key string, fi
 		if strings.HasPrefix(filter, utils.DynamicDataPrefix) {
 			filter = filter[1:]
 		}
-		ch.FilterIDs = append(ch.FilterIDs, "*rsr::"+utils.DynamicDataPrefix+utils.MetaReq+utils.NestingSep+filter)
+		flt, err := migrateInlineFilterV4([]string{"*rsr::" + utils.DynamicDataPrefix + utils.MetaReq + utils.NestingSep + filter})
+		if err != nil {
+			return
+		}
+		ch.FilterIDs = append(ch.FilterIDs, flt...)
 	}
 	return
 }
@@ -193,10 +197,10 @@ func (m *Migrator) removeV1DerivedChargers() (err error) {
 			break
 		}
 		if err != nil {
-			return err
+			return
 		}
 		if err = m.dmIN.remV1DerivedChargers(dck.Key); err != nil {
-			return err
+			return
 		}
 	}
 	return
@@ -210,13 +214,13 @@ func (m *Migrator) migrateV1DerivedChargers() (err error) {
 			break
 		}
 		if err != nil {
-			return err
+			return
 		}
 		if dck == nil || m.dryRun {
 			continue
 		}
 		if err = m.derivedChargers2Chargers(dck); err != nil {
-			return err
+			return
 		}
 
 		m.stats[utils.DerivedChargersV]++
@@ -240,7 +244,7 @@ func (m *Migrator) migrateV1DerivedChargers() (err error) {
 
 func (m *Migrator) migrateDerivedChargers() (err error) {
 	if err = m.migrateV1DerivedChargers(); err != nil {
-		return err
+		return
 	}
 	return m.ensureIndexesDataDB(engine.ColCpp, engine.ColAttr)
 }
diff --git a/migrator/derived_chargers_it_test.go b/migrator/derived_chargers_it_test.go
index 58e27612f..f53774909 100644
--- a/migrator/derived_chargers_it_test.go
+++ b/migrator/derived_chargers_it_test.go
@@ -121,7 +121,7 @@ func testDCITMigrateAndMove(t *testing.T) {
 	dcGetMapKeys = func(m utils.StringMap) (keys []string) { //make sure destination are in order
 		keys = make([]string, len(m))
 		i := 0
-		for k, _ := range m {
+		for k := range m {
 			keys[i] = k
 			i += 1
 		}
@@ -135,7 +135,7 @@ func testDCITMigrateAndMove(t *testing.T) {
 			Chargers: []*v1DerivedCharger{
 				{
 					RunID:      "RunID",
-					RunFilters: "~filterhdr1:s/(.+)/special_run3/",
+					RunFilters: "~filterhdr1(.+)",
 
 					RequestTypeField: utils.MetaDefault,
 					CategoryField:    utils.MetaDefault,
@@ -176,7 +176,7 @@ func testDCITMigrateAndMove(t *testing.T) {
 		FilterIDs: []string{
 			"*destinations:~*req.Destination:1001;1002;1003",
 			"*string:~*req.Account:1003",
-			"*rsr::~*req.filterhdr1:s/(.+)/special_run3/",
+			"*rsr:~*req.filterhdr1:.+",
 		},
 		ActivationInterval: nil,
 		RunID:              "RunID",
diff --git a/migrator/derived_chargers_test.go b/migrator/derived_chargers_test.go
index 64a53e154..77ae648d4 100644
--- a/migrator/derived_chargers_test.go
+++ b/migrator/derived_chargers_test.go
@@ -222,7 +222,7 @@ func TestDerivedChargers2Charger(t *testing.T) {
 				FilterIDs: []string{
 					"*string:~*req.Category:*voice1",
 					"*string:~*req.Account:1001",
-					"*rsr::~*req.Header4:s/a/${1}b/{*duration_seconds&*round:2}(b&c)",
+					"*rsr:~*req.Header4:b;c",
 				},
 				ActivationInterval: nil,
 				RunID:              "runID",
@@ -233,7 +233,7 @@ func TestDerivedChargers2Charger(t *testing.T) {
 		{
 			DC: &v1DerivedCharger{
 				RunID:        "runID2",
-				RunFilters:   "^1003",
+				RunFilters:   "~Account(^1003)",
 				AccountField: "^1003",
 			},
 			Tenant:  defaultTenant,
@@ -242,7 +242,7 @@ func TestDerivedChargers2Charger(t *testing.T) {
 			Expected: &engine.ChargerProfile{
 				Tenant:             defaultTenant,
 				ID:                 "key2",
-				FilterIDs:          []string{"*rsr::~*req.1003"},
+				FilterIDs:          []string{"*rsr:~*req.Account:^1003"},
 				ActivationInterval: nil,
 				RunID:              "runID2",
 				AttributeIDs:       make([]string, 0),
diff --git a/migrator/destinations.go b/migrator/destinations.go
index 2c1d1c60d..45dc82dff 100644
--- a/migrator/destinations.go
+++ b/migrator/destinations.go
@@ -44,7 +44,7 @@ func (m *Migrator) migrateCurrentDestinations() (err error) {
 		if err := m.dmOut.DataManager().SetDestination(dst, utils.NonTransactional); err != nil {
 			return err
 		}
-		m.stats[utils.Destinations] += 1
+		m.stats[utils.Destinations]++
 	}
 	return
 }
@@ -55,13 +55,40 @@ func (m *Migrator) migrateDestinations() (err error) {
 	if vrs, err = m.getVersions(utils.Destinations); err != nil {
 		return
 	}
-
-	switch vrs[utils.Destinations] {
-	case current[utils.Destinations]:
-		if m.sameDataDB {
-			return
+	migrated := true
+	for {
+		version := vrs[utils.Destinations]
+		for {
+			switch version {
+			default:
+				return fmt.Errorf("Unsupported version %v", version)
+			case current[utils.Destinations]:
+				migrated = false
+				if m.sameDataDB {
+					break
+				}
+				if err = m.migrateCurrentDestinations(); err != nil {
+					return
+				}
+			}
+			if version == current[utils.Destinations] || err == utils.ErrNoMoreData {
+				break
+			}
 		}
-		return m.migrateCurrentDestinations()
+		if err == utils.ErrNoMoreData || !migrated {
+			break
+		}
+
+		// if !m.dryRun  {
+		// 		if err = m.dmIN.DataManager().SetDestination(v2, true); err != nil {
+		// 	return
+		// }
+		// }
+		m.stats[utils.Destinations]++
+	}
+	// All done, update version wtih current one
+	if err = m.setVersions(utils.Destinations); err != nil {
+		return
 	}
 	return
 }
diff --git a/migrator/dispatchers.go b/migrator/dispatchers.go
index 7a079d158..4c63c60bf 100644
--- a/migrator/dispatchers.go
+++ b/migrator/dispatchers.go
@@ -19,6 +19,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>
 package migrator
 
 import (
+	"errors"
 	"fmt"
 	"strings"
 
@@ -30,7 +31,7 @@ func (m *Migrator) migrateCurrentDispatcher() (err error) {
 	var ids []string
 	ids, err = m.dmIN.DataManager().DataDB().GetKeysForPrefix(utils.DispatcherProfilePrefix)
 	if err != nil {
-		return err
+		return
 	}
 	for _, id := range ids {
 		tntID := strings.SplitN(strings.TrimPrefix(id, utils.DispatcherProfilePrefix), utils.InInFieldSep, 2)
@@ -51,7 +52,7 @@ func (m *Migrator) migrateCurrentDispatcher() (err error) {
 			tntID[1], utils.NonTransactional, false); err != nil {
 			return err
 		}
-		m.stats[utils.Dispatchers] += 1
+		m.stats[utils.Dispatchers]++
 	}
 	return
 }
@@ -91,17 +92,65 @@ func (m *Migrator) migrateDispatchers() (err error) {
 	if vrs, err = m.getVersions(utils.Dispatchers); err != nil {
 		return
 	}
-	switch vrs[utils.Dispatchers] {
-	case current[utils.Dispatchers]:
-		if m.sameDataDB {
+	migrated := true
+	var v2 *engine.DispatcherProfile
+	for {
+		version := vrs[utils.Dispatchers]
+		for {
+			switch version {
+			default:
+				return fmt.Errorf("Unsupported version %v", version)
+			case current[utils.Dispatchers]:
+				migrated = false
+				if m.sameDataDB {
+					break
+				}
+				if err = m.migrateCurrentDispatcher(); err != nil {
+					return
+				}
+				if err = m.migrateCurrentDispatcherHost(); err != nil {
+					return
+				}
+			case 1:
+				if v2, err = m.migrateV1ToV2Dispatchers(); err != nil && err != utils.ErrNoMoreData {
+					return
+				} else if err == utils.ErrNoMoreData {
+					break
+				}
+				version = 2
+			}
+			if version == current[utils.Dispatchers] || err == utils.ErrNoMoreData {
+				break
+			}
+		}
+		if err == utils.ErrNoMoreData || !migrated {
 			break
 		}
-		if err = m.migrateCurrentDispatcher(); err != nil {
-			return err
-		}
-		if err = m.migrateCurrentDispatcherHost(); err != nil {
-			return err
+
+		if !m.dryRun {
+			//set action plan
+			if err = m.dmOut.DataManager().SetDispatcherProfile(v2, true); err != nil {
+				return
+			}
 		}
+		m.stats[utils.Dispatchers]++
+	}
+	// All done, update version wtih current one
+	if err = m.setVersions(utils.Dispatchers); err != nil {
+		return
 	}
 	return m.ensureIndexesDataDB(engine.ColDpp, engine.ColDph)
 }
+
+func (m *Migrator) migrateV1ToV2Dispatchers() (v4Cpp *engine.DispatcherProfile, err error) {
+	v4Cpp, err = m.dmIN.getV1DispatcherProfile()
+	if err != nil {
+		return nil, err
+	} else if v4Cpp == nil {
+		return nil, errors.New("Dispatcher NIL")
+	}
+	if v4Cpp.FilterIDs, err = migrateInlineFilterV4(v4Cpp.FilterIDs); err != nil {
+		return nil, err
+	}
+	return
+}
diff --git a/migrator/filters.go b/migrator/filters.go
index 486d041e2..19d134989 100644
--- a/migrator/filters.go
+++ b/migrator/filters.go
@@ -20,6 +20,7 @@ package migrator
 
 import (
 	"fmt"
+	"regexp"
 	"strings"
 
 	"github.com/cgrates/cgrates/config"
@@ -179,16 +180,12 @@ func migrateInlineFilterV2(fl string) string {
 	}
 
 	if ruleSplt[0] != utils.MetaRSR {
-		if strings.HasPrefix(ruleSplt[1], utils.DynamicDataPrefix) {
-			// remove dynamic data prefix from fieldName
-			ruleSplt[1] = ruleSplt[1][1:]
-		}
+		// remove dynamic data prefix from fieldName
+		ruleSplt[1] = strings.TrimPrefix(ruleSplt[1], utils.DynamicDataPrefix)
 		return fmt.Sprintf("%s:~%s:%s", ruleSplt[0], utils.MetaReq+utils.NestingSep+ruleSplt[1], strings.Join(ruleSplt[2:], utils.InInFieldSep))
 	} // in case of *rsr filter we need to add the prefix at fieldValue
-	if strings.HasPrefix(ruleSplt[2], utils.DynamicDataPrefix) {
-		// remove dynamic data prefix from fieldName
-		ruleSplt[2] = ruleSplt[2][1:]
-	}
+	// remove dynamic data prefix from fieldName
+	ruleSplt[2] = strings.TrimPrefix(ruleSplt[2], utils.DynamicDataPrefix)
 	return fmt.Sprintf("%s::~%s", ruleSplt[0], utils.MetaReq+utils.NestingSep+strings.Join(ruleSplt[2:], utils.InInFieldSep))
 }
 
@@ -329,6 +326,11 @@ func (m *Migrator) migrateFilters() (err error) {
 				if fltr, err = m.migrateRequestFilterV4(v4Fltr); err != nil && err != utils.ErrNoMoreData {
 					return
 				}
+
+				// remove the filter to not compile the old rule on set
+				// if err = m.dmOut.DataManager().DataDB().SetFilterDrv(fltr); err != nil {
+				// return
+				// }
 				version = 5
 			}
 			if version == current[utils.RQF] || err == utils.ErrNoMoreData {
@@ -822,28 +824,60 @@ func (m *Migrator) migrateRequestFilterV4(v4Fltr *engine.Filter) (fltr *engine.F
 	}
 	for _, rule := range v4Fltr.Rules {
 		if rule.Type != utils.MetaRSR &&
-			rule.Type == utils.MetaNotRSR {
+			rule.Type != utils.MetaNotRSR {
 			fltr.Rules = append(fltr.Rules, rule)
 			continue
 		}
 		for _, val := range rule.Values {
-			if !strings.HasSuffix(val, utils.FilterValEnd) { // is not a filter so we ignore this value
-				continue
+			el, vals, err := migrateRSRFilterV4(val)
+			if err != nil {
+				return nil, fmt.Errorf("%s for filter<%s>", err.Error(), fltr.TenantID())
 			}
-			fltrStart := strings.Index(val, utils.FilterValStart)
-			if fltrStart < 1 {
-				return nil, fmt.Errorf("invalid RSRFilter start rule in string: <%s> for filter<%s>", val, fltr.TenantID())
+			if len(vals) == 0 { // is not a filter so we ignore this value
+				continue
 			}
 			fltr.Rules = append(fltr.Rules, &engine.FilterRule{
 				Type:    rule.Type,
-				Element: val[:fltrStart],
-				Values:  strings.Split(val[fltrStart+1:len(val)-1], utils.ANDSep),
+				Element: el,
+				Values:  vals,
 			})
 		}
 	}
 	return
 }
 
+var (
+	spltRgxp = regexp.MustCompile(`:s\/`)
+)
+
+func migrateRSRFilterV4(rsr string) (el string, vals []string, err error) {
+	if !strings.HasSuffix(rsr, utils.FilterValEnd) { // is not a filter so we ignore this value
+		return
+	}
+	fltrStart := strings.Index(rsr, utils.FilterValStart)
+	if fltrStart < 1 {
+		err = fmt.Errorf("invalid RSRFilter start rule in string: <%s> ", rsr)
+		return
+	}
+	vals = strings.Split(rsr[fltrStart+1:len(rsr)-1], utils.ANDSep)
+	el = rsr[:fltrStart]
+
+	if idxConverters := strings.Index(el, "{*"); idxConverters != -1 { // converters in the string
+		if !strings.HasSuffix(el, "}") {
+			err = fmt.Errorf("invalid converter terminator in rule: <%s>", el)
+			return
+		}
+		el = el[:idxConverters]
+	}
+	if !strings.HasPrefix(el, utils.DynamicDataPrefix) ||
+		len(el) == 1 { // special case when RSR is defined as static attribute
+		return
+	}
+	// dynamic content via attributeNames
+	el = spltRgxp.Split(el, -1)[0]
+	return
+}
+
 func migrateInlineFilterV4(v4fltIDs []string) (fltrIDs []string, err error) {
 	fltrIDs = make([]string, 0, len(v4fltIDs))
 	for _, v4flt := range v4fltIDs {
@@ -857,17 +891,17 @@ func migrateInlineFilterV4(v4fltIDs []string) (fltrIDs []string, err error) {
 		} else {
 			fltrIDs = append(fltrIDs, v4flt)
 		}
-		for _, val := range strings.Split(v4flt, utils.InInFieldSep) {
-			if !strings.HasSuffix(val, utils.FilterValEnd) { // is not a filter so we ignore this value
+		for _, val := range strings.Split(v4flt, utils.INFIELD_SEP) {
+			el, vals, err := migrateRSRFilterV4(val)
+			if err != nil {
+				return nil, err
+			}
+			if len(vals) == 0 { // is not a filter so we ignore this value
 				continue
 			}
-			fltrStart := strings.Index(val, utils.FilterValStart)
-			if fltrStart < 1 {
-				return nil, fmt.Errorf("invalid RSRFilter start rule in string: <%s> ", val)
-			}
-			fltrVal := val[fltrStart+1 : len(val)-1]
-			fltrIDs = append(fltrIDs, fltr+val[:fltrStart]+utils.InInFieldSep+
-				strings.Replace(fltrVal, utils.ANDSep, utils.INFIELD_SEP, strings.Count(fltrVal, utils.ANDSep)))
+
+			fltrIDs = append(fltrIDs, fltr+el+utils.InInFieldSep+
+				strings.Join(vals, utils.INFIELD_SEP))
 		}
 	}
 	return
diff --git a/migrator/filters_it_test.go b/migrator/filters_it_test.go
index 7e4a1c60e..ecebe050e 100644
--- a/migrator/filters_it_test.go
+++ b/migrator/filters_it_test.go
@@ -218,7 +218,7 @@ func testFltrITMigrateAndMove(t *testing.T) {
 		//check if version was updated
 		if vrs, err := fltrMigrator.dmOut.DataManager().DataDB().GetVersions(""); err != nil {
 			t.Error(err)
-		} else if vrs[utils.RQF] != 4 {
+		} else if vrs[utils.RQF] != 5 {
 			t.Errorf("Unexpected version returned: %d", vrs[utils.RQF])
 		}
 		//check if Filters was migrate correctly
@@ -302,8 +302,8 @@ func testFltrITMigratev2(t *testing.T) {
 			},
 			{
 				Type:      utils.MetaRSR,
-				FieldName: "~Tenant",
-				Values:    []string{`~^cgr.*\.org$`},
+				FieldName: utils.EmptyString,
+				Values:    []string{`~Tenant(~^cgr.*\.org$)`},
 			},
 		},
 	}
@@ -387,7 +387,7 @@ func testFltrITMigratev2(t *testing.T) {
 	//check if version was updated
 	if vrs, err := fltrMigrator.dmOut.DataManager().DataDB().GetVersions(""); err != nil {
 		t.Error(err)
-	} else if vrs[utils.RQF] != 4 {
+	} else if vrs[utils.RQF] != 5 {
 		t.Errorf("Unexpected version returned: %d", vrs[utils.RQF])
 	}
 	//check if Filters was migrate correctly
@@ -443,8 +443,8 @@ func testFltrITMigratev3(t *testing.T) {
 			},
 			{
 				Type:      utils.MetaRSR,
-				FieldName: "~*req.Tenant",
-				Values:    []string{"~^cgr.*\\.org$"},
+				FieldName: utils.EmptyString,
+				Values:    []string{"~*req.Tenant(~^cgr.*\\.org$)"},
 			},
 		},
 	}
@@ -493,7 +493,7 @@ func testFltrITMigratev3(t *testing.T) {
 	//check if version was updated
 	if vrs, err := fltrMigrator.dmOut.DataManager().DataDB().GetVersions(""); err != nil {
 		t.Error(err)
-	} else if vrs[utils.RQF] != 4 {
+	} else if vrs[utils.RQF] != 5 {
 		t.Errorf("Unexpected version returned: %d", vrs[utils.RQF])
 	}
 	//check if Filters was migrate correctly
diff --git a/migrator/filters_test.go b/migrator/filters_test.go
index b6d370ab0..632c9e956 100644
--- a/migrator/filters_test.go
+++ b/migrator/filters_test.go
@@ -281,3 +281,97 @@ func TestFiltersInlineV2Migrate(t *testing.T) {
 	}
 
 }
+
+func TestMigrateInlineFilterV4(t *testing.T) {
+	flts := []string{
+		"*string:*~req.Account:1001",
+		"*rsr::*~req.Destination",
+		"*notrsr::*~req.MaxUsage(<0);*req.Account(^10)",
+	}
+	exp := []string{
+		"*string:*~req.Account:1001",
+		"*notrsr:*~req.MaxUsage:<0",
+		"*notrsr:*req.Account:^10",
+	}
+	if rply, err := migrateInlineFilterV4(flts); err != nil {
+		t.Error(err)
+	} else if !reflect.DeepEqual(exp, rply) {
+		t.Errorf("Expected: %s,received: %s", exp, rply)
+	}
+
+	flts = []string{
+		"*string:*~req.Account:1001",
+		"*rsr::*~req.Destination)",
+	}
+	if _, err := migrateInlineFilterV4(flts); err == nil {
+		t.Error("Expected error received none")
+	}
+	flts = []string{
+		"*rsr::*~req.Destination{*(1001)",
+	}
+	if _, err := migrateInlineFilterV4(flts); err == nil {
+		t.Error("Expected error received none")
+	}
+}
+
+func TestMigrateRequestFilterV4(t *testing.T) {
+	flt := &engine.Filter{
+		Tenant: "cgrates.org",
+		ID:     "FLT_1",
+		Rules: []*engine.FilterRule{
+			{
+				Type:    utils.MetaString,
+				Element: "~*req.Account",
+				Values:  []string{"1001"},
+			},
+			{
+				Type:    utils.MetaRSR,
+				Element: utils.EmptyString,
+				Values:  []string{"~*req.Account"},
+			},
+			{
+				Type:    utils.MetaRSR,
+				Element: utils.EmptyString,
+				Values:  []string{"~*req.Destination(^1001&1$)"},
+			},
+		},
+	}
+	exp := &engine.Filter{
+		Tenant: "cgrates.org",
+		ID:     "FLT_1",
+		Rules: []*engine.FilterRule{
+			{
+				Type:    utils.MetaString,
+				Element: "~*req.Account",
+				Values:  []string{"1001"},
+			},
+			{
+				Type:    utils.MetaRSR,
+				Element: "~*req.Destination",
+				Values:  []string{"^1001", "1$"},
+			},
+		},
+	}
+	m := new(Migrator)
+	if rply, err := m.migrateRequestFilterV4(flt); err != nil {
+		t.Error(err)
+	} else if !reflect.DeepEqual(exp, rply) {
+		t.Errorf("Expected: %s,received: %s", utils.ToJSON(exp), utils.ToJSON(rply))
+	}
+
+	flt = &engine.Filter{
+		Tenant: "cgrates.org",
+		ID:     "FLT_1",
+		Rules: []*engine.FilterRule{
+			{
+				Type:    utils.MetaRSR,
+				Element: utils.EmptyString,
+				Values:  []string{"~*req.Destination^1001&1$)"},
+			},
+		},
+	}
+
+	if _, err := m.migrateRequestFilterV4(flt); err == nil {
+		t.Error("Expected error received none")
+	}
+}
diff --git a/migrator/load_ids.go b/migrator/load_ids.go
index 35046c985..28c29656b 100644
--- a/migrator/load_ids.go
+++ b/migrator/load_ids.go
@@ -33,7 +33,7 @@ func (m *Migrator) migrateLoadIDs() (err error) {
 		if err = m.dmOut.DataManager().DataDB().RemoveLoadIDsDrv(); err != nil {
 			return
 		}
-		if err = m.setVersions(utils.ActionTriggers); err != nil {
+		if err = m.setVersions(utils.LoadIDsVrs); err != nil {
 			return err
 		}
 	}
diff --git a/migrator/migrator_datadb.go b/migrator/migrator_datadb.go
index bf5482b4a..a3ea977fc 100644
--- a/migrator/migrator_datadb.go
+++ b/migrator/migrator_datadb.go
@@ -81,6 +81,13 @@ type MigratorDataDB interface {
 	setSupplier(spl *SupplierProfile) (err error)
 	remSupplier(tenant, id string) (err error)
 
+	getV1ChargerProfile() (v1chrPrf *engine.ChargerProfile, err error)
+	getV1DispatcherProfile() (v1chrPrf *engine.DispatcherProfile, err error)
+	getV1RouteProfile() (v1chrPrf *engine.RouteProfile, err error)
+
+	getV3Stats() (v1st *engine.StatQueueProfile, err error)
+	getV3ThresholdProfile() (v2T *engine.ThresholdProfile, err error)
+
 	DataManager() *engine.DataManager
 	close()
 }
diff --git a/migrator/rating_plan.go b/migrator/rating_plan.go
index c867aa75d..0575c9574 100644
--- a/migrator/rating_plan.go
+++ b/migrator/rating_plan.go
@@ -19,6 +19,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>
 package migrator
 
 import (
+	"fmt"
 	"strings"
 
 	"github.com/cgrates/cgrates/engine"
@@ -46,7 +47,7 @@ func (m *Migrator) migrateCurrentRatingPlans() (err error) {
 		if err := m.dmIN.DataManager().RemoveRatingPlan(idg, utils.NonTransactional); err != nil {
 			return err
 		}
-		m.stats[utils.RatingPlan] += 1
+		m.stats[utils.RatingPlan]++
 	}
 	return
 }
@@ -58,14 +59,39 @@ func (m *Migrator) migrateRatingPlans() (err error) {
 		return
 	}
 
-	switch vrs[utils.RatingPlan] {
-	case current[utils.RatingPlan]:
-		if m.sameDataDB {
+	migrated := true
+	for {
+		version := vrs[utils.RatingPlan]
+		for {
+			switch version {
+			default:
+				return fmt.Errorf("Unsupported version %v", version)
+			case current[utils.RatingPlan]:
+				migrated = false
+				if m.sameDataDB {
+					break
+				}
+				if err = m.migrateCurrentRatingPlans(); err != nil {
+					return
+				}
+			}
+			if version == current[utils.RatingPlan] || err == utils.ErrNoMoreData {
+				break
+			}
+		}
+		if err == utils.ErrNoMoreData || !migrated {
 			break
 		}
-		if err = m.migrateCurrentRatingPlans(); err != nil {
-			return err
-		}
+		// if !m.dryRun {
+		// if err = m.dmIN.DataManager().SetRatingPlan(v2, true); err != nil {
+		// return
+		// }
+		// }
+		m.stats[utils.RatingPlan]++
+	}
+	// All done, update version wtih current one
+	if err = m.setVersions(utils.RatingPlan); err != nil {
+		return
 	}
 	return m.ensureIndexesDataDB(engine.ColRpl)
 }
diff --git a/migrator/rating_profile.go b/migrator/rating_profile.go
index f64a240db..48a9d877f 100644
--- a/migrator/rating_profile.go
+++ b/migrator/rating_profile.go
@@ -19,6 +19,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>
 package migrator
 
 import (
+	"fmt"
 	"strings"
 
 	"github.com/cgrates/cgrates/engine"
@@ -46,7 +47,7 @@ func (m *Migrator) migrateCurrentRatingProfiles() (err error) {
 		if err := m.dmIN.DataManager().RemoveRatingProfile(idg, utils.NonTransactional); err != nil {
 			return err
 		}
-		m.stats[utils.RatingProfile] += 1
+		m.stats[utils.RatingProfile]++
 	}
 	return
 }
@@ -58,14 +59,39 @@ func (m *Migrator) migrateRatingProfiles() (err error) {
 		return
 	}
 
-	switch vrs[utils.RatingProfile] {
-	case current[utils.RatingProfile]:
-		if m.sameDataDB {
+	migrated := true
+	for {
+		version := vrs[utils.RatingProfile]
+		for {
+			switch version {
+			default:
+				return fmt.Errorf("Unsupported version %v", version)
+			case current[utils.RatingProfile]:
+				migrated = false
+				if m.sameDataDB {
+					break
+				}
+				if err = m.migrateCurrentRatingProfiles(); err != nil {
+					return err
+				}
+			}
+			if version == current[utils.RatingProfile] || err == utils.ErrNoMoreData {
+				break
+			}
+		}
+		if err == utils.ErrNoMoreData || !migrated {
 			break
 		}
-		if err = m.migrateCurrentRatingProfiles(); err != nil {
-			return err
-		}
+		// if !m.dryRun {
+		// if err = m.dmIN.DataManager().SetRatingProfile(v2, true); err != nil {
+		// return
+		// }
+		// }
+		m.stats[utils.RatingProfile]++
+	}
+	// All done, update version wtih current one
+	if err = m.setVersions(utils.RatingProfile); err != nil {
+		return
 	}
 	return m.ensureIndexesDataDB(engine.ColRpf)
 }
diff --git a/migrator/resource.go b/migrator/resource.go
index c96da28fe..10ad9721f 100644
--- a/migrator/resource.go
+++ b/migrator/resource.go
@@ -50,7 +50,7 @@ func (m *Migrator) migrateCurrentResource() (err error) {
 		if err := m.dmIN.DataManager().RemoveResourceProfile(tntID[0], tntID[1], utils.NonTransactional, false); err != nil {
 			return err
 		}
-		m.stats[utils.Resource] += 1
+		m.stats[utils.Resource]++
 	}
 	return
 }
@@ -62,14 +62,39 @@ func (m *Migrator) migrateResources() (err error) {
 		return
 	}
 
-	switch vrs[utils.Resource] {
-	case current[utils.Resource]:
-		if m.sameDataDB {
+	migrated := true
+	for {
+		version := vrs[utils.Resource]
+		for {
+			switch version {
+			default:
+				return fmt.Errorf("Unsupported version %v", version)
+			case current[utils.Resource]:
+				migrated = false
+				if m.sameDataDB {
+					break
+				}
+				if err = m.migrateCurrentResource(); err != nil {
+					return
+				}
+			}
+			if version == current[utils.Resource] || err == utils.ErrNoMoreData {
+				break
+			}
+		}
+		if err == utils.ErrNoMoreData || !migrated {
 			break
 		}
-		if err = m.migrateCurrentResource(); err != nil {
-			return err
-		}
+		// if !m.dryRun {
+		// if err = m.dmIN.DataManager().SetResourceProfile(v2, true); err != nil {
+		// return
+		// }
+		// }
+		m.stats[utils.Resource]++
+	}
+	// All done, update version wtih current one
+	if err = m.setVersions(utils.Resource); err != nil {
+		return
 	}
 	return m.ensureIndexesDataDB(engine.ColRsP)
 }
diff --git a/migrator/routes.go b/migrator/routes.go
index 52d225e3c..de5296ee9 100644
--- a/migrator/routes.go
+++ b/migrator/routes.go
@@ -19,6 +19,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>
 package migrator
 
 import (
+	"errors"
 	"fmt"
 	"strings"
 
@@ -62,10 +63,10 @@ func (m *Migrator) removeSupplier() (err error) {
 			break
 		}
 		if err != nil {
-			return err
+			return
 		}
 		if err = m.dmIN.remSupplier(spp.Tenant, spp.ID); err != nil {
-			return err
+			return
 		}
 	}
 	return
@@ -88,7 +89,7 @@ func (m *Migrator) migrateFromSupplierToRoute() (err error) {
 		if err := m.dmOut.DataManager().SetRouteProfile(convertSupplierToRoute(spp), true); err != nil {
 			return err
 		}
-		m.stats[utils.DerivedChargersV] += 1
+		m.stats[utils.DerivedChargersV]++
 	}
 	if m.dryRun {
 		return
@@ -142,23 +143,56 @@ func (m *Migrator) migrateRouteProfiles() (err error) {
 	if vrs, err = m.getVersions(utils.ActionTriggers); err != nil {
 		return
 	}
-	if routeVersion, has := vrs[utils.Routes]; !has {
+	routeVersion, has := vrs[utils.Routes]
+	if !has {
 		if vrs[utils.RQF] != current[utils.RQF] {
 			return fmt.Errorf("please migrate the filters before migrating the routes")
 		}
 		if err = m.migrateFromSupplierToRoute(); err != nil {
 			return
 		}
-	} else {
-		switch routeVersion {
-		case current[utils.Routes]:
-			if m.sameDataDB {
+	}
+	migrated := true
+	var v2 *engine.RouteProfile
+	for {
+		version := routeVersion
+		for {
+			switch version {
+			default:
+				return fmt.Errorf("Unsupported version %v", version)
+			case current[utils.Routes]:
+				migrated = false
+				if m.sameDataDB {
+					break
+				}
+				if err = m.migrateCurrentRouteProfile(); err != nil {
+					return err
+				}
+			case 1:
+				if v2, err = m.migrateV1ToV2Routes(); err != nil && err != utils.ErrNoMoreData {
+					return
+				} else if err == utils.ErrNoMoreData {
+					break
+				}
+				version = 2
+			}
+			if version == current[utils.Routes] || err == utils.ErrNoMoreData {
 				break
 			}
-			if err = m.migrateCurrentRouteProfile(); err != nil {
-				return err
+		}
+		if err == utils.ErrNoMoreData || !migrated {
+			break
+		}
+		if !m.dryRun {
+			if err = m.dmIN.DataManager().SetRouteProfile(v2, true); err != nil {
+				return
 			}
 		}
+		m.stats[utils.Routes]++
+	}
+	// All done, update version wtih current one
+	if err = m.setVersions(utils.Routes); err != nil {
+		return
 	}
 
 	return m.ensureIndexesDataDB(engine.ColRts)
@@ -190,3 +224,16 @@ func convertSupplierToRoute(spp *SupplierProfile) (route *engine.RouteProfile) {
 	}
 	return
 }
+
+func (m *Migrator) migrateV1ToV2Routes() (v4Cpp *engine.RouteProfile, err error) {
+	v4Cpp, err = m.dmIN.getV1RouteProfile()
+	if err != nil {
+		return nil, err
+	} else if v4Cpp == nil {
+		return nil, errors.New("Dispatcher NIL")
+	}
+	if v4Cpp.FilterIDs, err = migrateInlineFilterV4(v4Cpp.FilterIDs); err != nil {
+		return nil, err
+	}
+	return
+}
diff --git a/migrator/session_costs.go b/migrator/session_costs.go
index 2bd77e277..93407694a 100644
--- a/migrator/session_costs.go
+++ b/migrator/session_costs.go
@@ -61,7 +61,9 @@ func (m *Migrator) migrateSessionSCosts() (err error) {
 			utils.UndefinedVersion,
 			"version number is not defined for SessionsCosts model")
 	}
-	switch vrs[utils.SessionSCosts] {
+	switch version := vrs[utils.SessionSCosts]; version {
+	default:
+		return fmt.Errorf("Unsupported version %v", version)
 	case 0, 1:
 		if err = m.migrateV1SessionSCosts(); err != nil {
 			return err
@@ -115,7 +117,7 @@ func (m *Migrator) migrateV2SessionSCosts() (err error) {
 		if err = m.storDBIn.remV2SMCost(v2Cost); err != nil {
 			return err
 		}
-		m.stats[utils.SessionSCosts] += 1
+		m.stats[utils.SessionSCosts]++
 	}
 	if m.dryRun {
 		return
diff --git a/migrator/sharedgroup.go b/migrator/sharedgroup.go
index d2ba96e92..bcb1b1a93 100644
--- a/migrator/sharedgroup.go
+++ b/migrator/sharedgroup.go
@@ -19,6 +19,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>
 package migrator
 
 import (
+	"fmt"
 	"strings"
 
 	"github.com/cgrates/cgrates/engine"
@@ -49,7 +50,7 @@ func (m *Migrator) migrateCurrentSharedGroups() (err error) {
 		if err := m.dmOut.DataManager().SetSharedGroup(sgs, utils.NonTransactional); err != nil {
 			return err
 		}
-		m.stats[utils.SharedGroups] += 1
+		m.stats[utils.SharedGroups]++
 	}
 	return
 }
@@ -71,7 +72,7 @@ func (m *Migrator) migrateV1SharedGroups() (err error) {
 		if err = m.dmOut.DataManager().SetSharedGroup(acnt, utils.NonTransactional); err != nil {
 			return err
 		}
-		m.stats[utils.SharedGroups] += 1
+		m.stats[utils.SharedGroups]++
 	}
 	// All done, update version wtih current one
 	if err = m.setVersions(utils.SharedGroups); err != nil {
@@ -86,7 +87,9 @@ func (m *Migrator) migrateSharedGroups() (err error) {
 	if vrs, err = m.getVersions(utils.SharedGroups); err != nil {
 		return
 	}
-	switch vrs[utils.SharedGroups] {
+	switch version := vrs[utils.SharedGroups]; version {
+	default:
+		return fmt.Errorf("Unsupported version %v", version)
 	case current[utils.SharedGroups]:
 		if m.sameDataDB {
 			break
diff --git a/migrator/stats.go b/migrator/stats.go
index 021ef8651..661e9bb94 100644
--- a/migrator/stats.go
+++ b/migrator/stats.go
@@ -137,7 +137,6 @@ func (m *Migrator) migrateV1Stats() (filter *engine.Filter, v2Stats *engine.Stat
 		if filter, v2Stats, sts, err = v1Sts.AsStatQP(); err != nil {
 			return nil, nil, nil, err
 		}
-		m.stats[utils.StatS]++
 	}
 	return
 }
@@ -179,37 +178,46 @@ func (m *Migrator) migrateStats() (err error) {
 	}
 	migrated := true
 	var filter *engine.Filter
-	var sts *engine.StatQueueProfile
+	var v3sts *engine.StatQueueProfile
+	var v4sts *engine.StatQueueProfile
 	var v2Stats *engine.StatQueue
 	var v3Stats *engine.StatQueue
 	for {
 		version := vrs[utils.StatS]
 		for {
 			switch version {
+			default:
+				return fmt.Errorf("Unsupported version %v", version)
 			case current[utils.StatS]:
+				migrated = false
 				if m.sameDataDB {
-					migrated = false
 					break
 				}
 				if err = m.migrateCurrentStats(); err != nil {
-					return err
+					return
 				}
 				version = 3
-				migrated = false
 			case 1: // migrate from V1 to V2
-				if filter, v2Stats, sts, err = m.migrateV1Stats(); err != nil && err != utils.ErrNoMoreData {
-					return err
+				if filter, v2Stats, v3sts, err = m.migrateV1Stats(); err != nil && err != utils.ErrNoMoreData {
+					return
 				} else if err == utils.ErrNoMoreData {
 					break
 				}
 				version = 2
 			case 2: // migrate from V2 to V3 (actual)
 				if v3Stats, err = m.migrateV2Stats(v2Stats); err != nil && err != utils.ErrNoMoreData {
-					return err
+					return
 				} else if err == utils.ErrNoMoreData {
 					break
 				}
 				version = 3
+			case 3:
+				if v4sts, err = m.migrateV3ToV4Stats(v3sts); err != nil && err != utils.ErrNoMoreData {
+					return
+				} else if err == utils.ErrNoMoreData {
+					break
+				}
+				version = 4
 			}
 			if version == current[utils.StatS] || err == utils.ErrNoMoreData {
 				break
@@ -218,20 +226,21 @@ func (m *Migrator) migrateStats() (err error) {
 		if err == utils.ErrNoMoreData || !migrated {
 			break
 		}
-		if !m.dryRun && migrated {
+		if !m.dryRun {
 			if vrs[utils.StatS] == 1 {
-				if err := m.dmOut.DataManager().SetFilter(filter, true); err != nil {
-					return err
-				}
-				if err := m.dmOut.DataManager().SetStatQueueProfile(sts, true); err != nil {
-					return err
+				if err = m.dmOut.DataManager().SetFilter(filter, true); err != nil {
+					return
 				}
 			}
 			// Set the fresh-migrated Stats into DB
+			if err = m.dmOut.DataManager().SetStatQueueProfile(v4sts, true); err != nil {
+				return
+			}
 			if err = m.dmOut.DataManager().SetStatQueue(v3Stats); err != nil {
-				return err
+				return
 			}
 		}
+		m.stats[utils.StatS]++
 	}
 	if m.dryRun || !migrated {
 		return nil
@@ -427,3 +436,16 @@ func (v1Sts v1Stat) AsStatQP() (filter *engine.Filter, sq *engine.StatQueue, stq
 	}
 	return filter, sq, stq, nil
 }
+
+func (m *Migrator) migrateV3ToV4Stats(v3sts *engine.StatQueueProfile) (v4Cpp *engine.StatQueueProfile, err error) {
+	if v3sts == nil {
+		// read data from DataDB
+		if v3sts, err = m.dmIN.getV3Stats(); err != nil {
+			return
+		}
+	}
+	if v3sts.FilterIDs, err = migrateInlineFilterV4(v3sts.FilterIDs); err != nil {
+		return
+	}
+	return v3sts, nil
+}
diff --git a/migrator/storage_map_datadb.go b/migrator/storage_map_datadb.go
index c2dbd3fac..0a55ac0ff 100755
--- a/migrator/storage_map_datadb.go
+++ b/migrator/storage_map_datadb.go
@@ -139,6 +139,10 @@ func (iDBMig *internalMigrator) getV1Stats() (v1st *v1Stat, err error) {
 	return nil, utils.ErrNotImplemented
 }
 
+func (iDBMig *internalMigrator) getV3Stats() (v1st *engine.StatQueueProfile, err error) {
+	return nil, utils.ErrNotImplemented
+}
+
 //set
 func (iDBMig *internalMigrator) setV1Stats(x *v1Stat) (err error) {
 	return utils.ErrNotImplemented
@@ -181,6 +185,10 @@ func (iDBMig *internalMigrator) getV2ThresholdProfile() (v2T *v2Threshold, err e
 	return nil, utils.ErrNotImplemented
 }
 
+func (iDBMig *internalMigrator) getV3ThresholdProfile() (v2T *engine.ThresholdProfile, err error) {
+	return nil, utils.ErrNotImplemented
+}
+
 //set
 func (iDBMig *internalMigrator) setV2ThresholdProfile(x *v2Threshold) (err error) {
 	return utils.ErrNotImplemented
@@ -327,3 +335,15 @@ func (iDBMig *internalMigrator) remSupplier(tenant, id string) (err error) {
 }
 
 func (iDBMig *internalMigrator) close() {}
+
+func (iDBMig *internalMigrator) getV1ChargerProfile() (v1chrPrf *engine.ChargerProfile, err error) {
+	return nil, utils.ErrNotImplemented
+}
+
+func (iDBMig *internalMigrator) getV1DispatcherProfile() (v1chrPrf *engine.DispatcherProfile, err error) {
+	return nil, utils.ErrNotImplemented
+}
+
+func (iDBMig *internalMigrator) getV1RouteProfile() (v1chrPrf *engine.RouteProfile, err error) {
+	return nil, utils.ErrNotImplemented
+}
diff --git a/migrator/storage_mongo_datadb.go b/migrator/storage_mongo_datadb.go
index eaba15186..e629a5cb1 100644
--- a/migrator/storage_mongo_datadb.go
+++ b/migrator/storage_mongo_datadb.go
@@ -299,6 +299,25 @@ func (v1ms *mongoMigrator) getV1Stats() (v1st *v1Stat, err error) {
 	return v1st, nil
 }
 
+func (v1ms *mongoMigrator) getV3Stats() (v1st *engine.StatQueueProfile, err error) {
+	if v1ms.cursor == nil {
+		v1ms.cursor, err = v1ms.mgoDB.DB().Collection(engine.ColSqp).Find(v1ms.mgoDB.GetContext(), bson.D{})
+		if err != nil {
+			return nil, err
+		}
+	}
+	if !(*v1ms.cursor).Next(v1ms.mgoDB.GetContext()) {
+		(*v1ms.cursor).Close(v1ms.mgoDB.GetContext())
+		v1ms.cursor = nil
+		return nil, utils.ErrNoMoreData
+	}
+	v1st = new(engine.StatQueueProfile)
+	if err := (*v1ms.cursor).Decode(v1st); err != nil {
+		return nil, err
+	}
+	return v1st, nil
+}
+
 //set
 func (v1ms *mongoMigrator) setV1Stats(x *v1Stat) (err error) {
 	_, err = v1ms.mgoDB.DB().Collection(utils.CDR_STATS_PREFIX).InsertOne(v1ms.mgoDB.GetContext(), x)
@@ -406,6 +425,25 @@ func (v1ms *mongoMigrator) getV2ThresholdProfile() (v2T *v2Threshold, err error)
 	return v2T, nil
 }
 
+func (v1ms *mongoMigrator) getV3ThresholdProfile() (v2T *engine.ThresholdProfile, err error) {
+	if v1ms.cursor == nil {
+		v1ms.cursor, err = v1ms.mgoDB.DB().Collection(engine.ColTps).Find(v1ms.mgoDB.GetContext(), bson.D{})
+		if err != nil {
+			return nil, err
+		}
+	}
+	if !(*v1ms.cursor).Next(v1ms.mgoDB.GetContext()) {
+		(*v1ms.cursor).Close(v1ms.mgoDB.GetContext())
+		v1ms.cursor = nil
+		return nil, utils.ErrNoMoreData
+	}
+	v2T = new(engine.ThresholdProfile)
+	if err := (*v1ms.cursor).Decode(v2T); err != nil {
+		return nil, err
+	}
+	return v2T, nil
+}
+
 //set
 func (v1ms *mongoMigrator) setV2ThresholdProfile(x *v2Threshold) (err error) {
 	_, err = v1ms.mgoDB.DB().Collection(v2ThresholdProfileCol).InsertOne(v1ms.mgoDB.GetContext(), x)
@@ -776,3 +814,60 @@ func (v1ms *mongoMigrator) remSupplier(tenant, id string) (err error) {
 	_, err = v1ms.mgoDB.DB().Collection(ColSpp).DeleteOne(v1ms.mgoDB.GetContext(), bson.M{"tenant": tenant, "id": id})
 	return
 }
+
+func (v1ms *mongoMigrator) getV1ChargerProfile() (v1chrPrf *engine.ChargerProfile, err error) {
+	if v1ms.cursor == nil {
+		v1ms.cursor, err = v1ms.mgoDB.DB().Collection(engine.ColCpp).Find(v1ms.mgoDB.GetContext(), bson.D{})
+		if err != nil {
+			return nil, err
+		}
+	}
+	if !(*v1ms.cursor).Next(v1ms.mgoDB.GetContext()) {
+		(*v1ms.cursor).Close(v1ms.mgoDB.GetContext())
+		v1ms.cursor = nil
+		return nil, utils.ErrNoMoreData
+	}
+	v1chrPrf = new(engine.ChargerProfile)
+	if err := (*v1ms.cursor).Decode(v1chrPrf); err != nil {
+		return nil, err
+	}
+	return
+}
+
+func (v1ms *mongoMigrator) getV1DispatcherProfile() (v1dppPrf *engine.DispatcherProfile, err error) {
+	if v1ms.cursor == nil {
+		v1ms.cursor, err = v1ms.mgoDB.DB().Collection(engine.ColDpp).Find(v1ms.mgoDB.GetContext(), bson.D{})
+		if err != nil {
+			return nil, err
+		}
+	}
+	if !(*v1ms.cursor).Next(v1ms.mgoDB.GetContext()) {
+		(*v1ms.cursor).Close(v1ms.mgoDB.GetContext())
+		v1ms.cursor = nil
+		return nil, utils.ErrNoMoreData
+	}
+	v1dppPrf = new(engine.DispatcherProfile)
+	if err := (*v1ms.cursor).Decode(v1dppPrf); err != nil {
+		return nil, err
+	}
+	return
+}
+
+func (v1ms *mongoMigrator) getV1RouteProfile() (v1dppPrf *engine.RouteProfile, err error) {
+	if v1ms.cursor == nil {
+		v1ms.cursor, err = v1ms.mgoDB.DB().Collection(engine.ColRpp).Find(v1ms.mgoDB.GetContext(), bson.D{})
+		if err != nil {
+			return nil, err
+		}
+	}
+	if !(*v1ms.cursor).Next(v1ms.mgoDB.GetContext()) {
+		(*v1ms.cursor).Close(v1ms.mgoDB.GetContext())
+		v1ms.cursor = nil
+		return nil, utils.ErrNoMoreData
+	}
+	v1dppPrf = new(engine.RouteProfile)
+	if err := (*v1ms.cursor).Decode(v1dppPrf); err != nil {
+		return nil, err
+	}
+	return
+}
diff --git a/migrator/storage_redis.go b/migrator/storage_redis.go
index 7f1e28971..bff55bc58 100644
--- a/migrator/storage_redis.go
+++ b/migrator/storage_redis.go
@@ -360,6 +360,32 @@ func (v1rs *redisMigrator) getV1Stats() (v1st *v1Stat, err error) {
 	return v1st, nil
 }
 
+func (v1rs *redisMigrator) getV3Stats() (v1st *engine.StatQueueProfile, err error) {
+	if v1rs.qryIdx == nil {
+		v1rs.dataKeys, err = v1rs.rds.GetKeysForPrefix(utils.StatQueueProfilePrefix)
+		if err != nil {
+			return
+		} else if len(v1rs.dataKeys) == 0 {
+			return nil, utils.ErrNoMoreData
+		}
+		v1rs.qryIdx = utils.IntPointer(0)
+	}
+	if *v1rs.qryIdx <= len(v1rs.dataKeys)-1 {
+		strVal, err := v1rs.rds.Cmd("GET", v1rs.dataKeys[*v1rs.qryIdx]).Bytes()
+		if err != nil {
+			return nil, err
+		}
+		if err := v1rs.rds.Marshaler().Unmarshal(strVal, &v1st); err != nil {
+			return nil, err
+		}
+		*v1rs.qryIdx = *v1rs.qryIdx + 1
+	} else {
+		v1rs.qryIdx = nil
+		return nil, utils.ErrNoMoreData
+	}
+	return v1st, nil
+}
+
 //set
 func (v1rs *redisMigrator) setV1Stats(x *v1Stat) (err error) {
 	key := utils.CDR_STATS_PREFIX + x.Id
@@ -525,6 +551,32 @@ func (v1rs *redisMigrator) getV2ThresholdProfile() (v2T *v2Threshold, err error)
 	return v2Th, nil
 }
 
+func (v1rs *redisMigrator) getV3ThresholdProfile() (v2T *engine.ThresholdProfile, err error) {
+	if v1rs.qryIdx == nil {
+		v1rs.dataKeys, err = v1rs.rds.GetKeysForPrefix(utils.ThresholdProfilePrefix)
+		if err != nil {
+			return
+		} else if len(v1rs.dataKeys) == 0 {
+			return nil, utils.ErrNoMoreData
+		}
+		v1rs.qryIdx = utils.IntPointer(0)
+	}
+	if *v1rs.qryIdx <= len(v1rs.dataKeys)-1 {
+		strVal, err := v1rs.rds.Cmd("GET", v1rs.dataKeys[*v1rs.qryIdx]).Bytes()
+		if err != nil {
+			return nil, err
+		}
+		if err := v1rs.rds.Marshaler().Unmarshal(strVal, &v2T); err != nil {
+			return nil, err
+		}
+		*v1rs.qryIdx = *v1rs.qryIdx + 1
+	} else {
+		v1rs.qryIdx = nil
+		return nil, utils.ErrNoMoreData
+	}
+	return v2T, nil
+}
+
 //set
 func (v1rs *redisMigrator) setV2ThresholdProfile(x *v2Threshold) (err error) {
 	key := utils.ThresholdProfilePrefix + utils.ConcatenatedKey(x.Tenant, x.ID)
@@ -549,7 +601,7 @@ func (v1rs *redisMigrator) remV2ThresholdProfile(tenant, id string) (err error)
 func (v1rs *redisMigrator) getV1Alias() (v1a *v1Alias, err error) {
 	v1a = &v1Alias{Values: make(v1AliasValues, 0)}
 	if v1rs.qryIdx == nil {
-		v1rs.dataKeys, err = v1rs.rds.GetKeysForPrefix(ALIASES_PREFIX)
+		v1rs.dataKeys, err = v1rs.rds.GetKeysForPrefix(AliasesPrefix)
 		if err != nil {
 			return
 		} else if len(v1rs.dataKeys) == 0 {
@@ -563,7 +615,7 @@ func (v1rs *redisMigrator) getV1Alias() (v1a *v1Alias, err error) {
 		if err != nil {
 			return nil, err
 		}
-		v1a.SetId(strings.TrimPrefix(key, ALIASES_PREFIX))
+		v1a.SetId(strings.TrimPrefix(key, AliasesPrefix))
 		if err := v1rs.rds.Marshaler().Unmarshal(strVal, &v1a.Values); err != nil {
 			return nil, err
 		}
@@ -582,7 +634,7 @@ func (v1rs *redisMigrator) setV1Alias(al *v1Alias) (err error) {
 	if err != nil {
 		return
 	}
-	key := ALIASES_PREFIX + al.GetId()
+	key := AliasesPrefix + al.GetId()
 	if err = v1rs.rds.Cmd("SET", key, result).Err; err != nil {
 		return
 	}
@@ -596,7 +648,7 @@ func (v1rs *redisMigrator) remV1Alias(key string) (err error) {
 
 	var values []byte
 	if values, err = v1rs.rds.Cmd("GET",
-		ALIASES_PREFIX+key).Bytes(); err != nil {
+		AliasesPrefix+key).Bytes(); err != nil {
 		if err == redis.ErrRespNil { // did not find the destination
 			err = utils.ErrNotFound
 		}
@@ -608,7 +660,7 @@ func (v1rs *redisMigrator) remV1Alias(key string) (err error) {
 		return err
 	}
 
-	err = v1rs.rds.Cmd("DEL", ALIASES_PREFIX+key).Err
+	err = v1rs.rds.Cmd("DEL", AliasesPrefix+key).Err
 	if err != nil {
 		return err
 	}
@@ -1003,3 +1055,81 @@ func (v1rs *redisMigrator) remSupplier(tenant, id string) (err error) {
 	key := SupplierProfilePrefix + utils.ConcatenatedKey(tenant, id)
 	return v1rs.rds.Cmd("DEL", key).Err
 }
+
+func (v1rs *redisMigrator) getV1ChargerProfile() (v1chrPrf *engine.ChargerProfile, err error) {
+	if v1rs.qryIdx == nil {
+		v1rs.dataKeys, err = v1rs.rds.GetKeysForPrefix(utils.ChargerProfilePrefix)
+		if err != nil {
+			return
+		} else if len(v1rs.dataKeys) == 0 {
+			return nil, utils.ErrNoMoreData
+		}
+		v1rs.qryIdx = utils.IntPointer(0)
+	}
+	if *v1rs.qryIdx <= len(v1rs.dataKeys)-1 {
+		strVal, err := v1rs.rds.Cmd("GET", v1rs.dataKeys[*v1rs.qryIdx]).Bytes()
+		if err != nil {
+			return nil, err
+		}
+		if err := v1rs.rds.Marshaler().Unmarshal(strVal, &v1chrPrf); err != nil {
+			return nil, err
+		}
+		*v1rs.qryIdx = *v1rs.qryIdx + 1
+	} else {
+		v1rs.qryIdx = nil
+		return nil, utils.ErrNoMoreData
+	}
+	return
+}
+
+func (v1rs *redisMigrator) getV1DispatcherProfile() (v1chrPrf *engine.DispatcherProfile, err error) {
+	if v1rs.qryIdx == nil {
+		v1rs.dataKeys, err = v1rs.rds.GetKeysForPrefix(utils.DispatcherProfilePrefix)
+		if err != nil {
+			return
+		} else if len(v1rs.dataKeys) == 0 {
+			return nil, utils.ErrNoMoreData
+		}
+		v1rs.qryIdx = utils.IntPointer(0)
+	}
+	if *v1rs.qryIdx <= len(v1rs.dataKeys)-1 {
+		strVal, err := v1rs.rds.Cmd("GET", v1rs.dataKeys[*v1rs.qryIdx]).Bytes()
+		if err != nil {
+			return nil, err
+		}
+		if err := v1rs.rds.Marshaler().Unmarshal(strVal, &v1chrPrf); err != nil {
+			return nil, err
+		}
+		*v1rs.qryIdx = *v1rs.qryIdx + 1
+	} else {
+		v1rs.qryIdx = nil
+		return nil, utils.ErrNoMoreData
+	}
+	return
+}
+
+func (v1rs *redisMigrator) getV1RouteProfile() (v1chrPrf *engine.RouteProfile, err error) {
+	if v1rs.qryIdx == nil {
+		v1rs.dataKeys, err = v1rs.rds.GetKeysForPrefix(utils.RouteProfilePrefix)
+		if err != nil {
+			return
+		} else if len(v1rs.dataKeys) == 0 {
+			return nil, utils.ErrNoMoreData
+		}
+		v1rs.qryIdx = utils.IntPointer(0)
+	}
+	if *v1rs.qryIdx <= len(v1rs.dataKeys)-1 {
+		strVal, err := v1rs.rds.Cmd("GET", v1rs.dataKeys[*v1rs.qryIdx]).Bytes()
+		if err != nil {
+			return nil, err
+		}
+		if err := v1rs.rds.Marshaler().Unmarshal(strVal, &v1chrPrf); err != nil {
+			return nil, err
+		}
+		*v1rs.qryIdx = *v1rs.qryIdx + 1
+	} else {
+		v1rs.qryIdx = nil
+		return nil, utils.ErrNoMoreData
+	}
+	return
+}
diff --git a/migrator/thresholds.go b/migrator/thresholds.go
index 3cb2f4495..41cd2b173 100644
--- a/migrator/thresholds.go
+++ b/migrator/thresholds.go
@@ -72,7 +72,7 @@ func (m *Migrator) migrateCurrentThresholds() (err error) {
 		if err := m.dmIN.DataManager().RemoveThreshold(tntID[0], tntID[1], utils.NonTransactional); err != nil {
 			return err
 		}
-		m.stats[utils.Thresholds] += 1
+		m.stats[utils.Thresholds]++
 	}
 	//ThresholdProfiles
 	ids, err = m.dmIN.DataManager().DataDB().GetKeysForPrefix(utils.ThresholdProfilePrefix)
@@ -151,34 +151,42 @@ func (m *Migrator) migrateThresholds() (err error) {
 	}
 	migrated := true
 	migratedFrom := 0
-	var thp *engine.ThresholdProfile
 	var th *engine.Threshold
 	var filter *engine.Filter
 	var v3 *engine.ThresholdProfile
+	var v4 *engine.ThresholdProfile
 	for {
 		version := vrs[utils.Thresholds]
+		migratedFrom = int(version)
 		for {
 			switch version {
+			default:
+				return fmt.Errorf("Unsupported version %v", version)
 			case current[utils.Thresholds]:
 				migrated = false
 				if m.sameDataDB {
 					break
 				}
 				if err = m.migrateCurrentThresholds(); err != nil {
-					return err
+					return
 				}
 			case 1:
-				if thp, th, filter, err = m.migrateV2ActionTriggers(); err != nil && err != utils.ErrNoMoreData {
-					return err
+				if v3, th, filter, err = m.migrateV2ActionTriggers(); err != nil && err != utils.ErrNoMoreData {
+					return
 				}
 				version = 3
-				migratedFrom = 1
 			case 2:
 				if v3, err = m.migrateV2Thresholds(); err != nil && err != utils.ErrNoMoreData {
-					return err
+					return
 				}
 				version = 3
-				migratedFrom = 2
+			case 3:
+				if v4, err = m.migrateV3ToV4Threshold(v3); err != nil && err != utils.ErrNoMoreData {
+					return
+				} else if err == utils.ErrNoMoreData {
+					break
+				}
+				version = 4
 			}
 			if version == current[utils.Thresholds] || err == utils.ErrNoMoreData {
 				break
@@ -188,24 +196,19 @@ func (m *Migrator) migrateThresholds() (err error) {
 			break
 		}
 
-		if !m.dryRun && migrated {
+		if !m.dryRun {
 			//set threshond
-			switch migratedFrom {
-			case 1:
-				if err := m.dmOut.DataManager().SetFilter(filter, true); err != nil {
-					return err
+			if migratedFrom == 1 {
+				if err = m.dmOut.DataManager().SetFilter(filter, true); err != nil {
+					return
 				}
-				if err := m.dmOut.DataManager().SetThreshold(th); err != nil {
-					return err
-				}
-				if err := m.dmOut.DataManager().SetThresholdProfile(thp, true); err != nil {
-					return err
-				}
-			case 2:
-				if err = m.dmOut.DataManager().SetThresholdProfile(v3, true); err != nil {
-					return err
+				if err = m.dmOut.DataManager().SetThreshold(th); err != nil {
+					return
 				}
 			}
+			if err = m.dmOut.DataManager().SetThresholdProfile(v4, true); err != nil {
+				return
+			}
 
 		}
 		m.stats[utils.Thresholds]++
@@ -221,7 +224,7 @@ func (m *Migrator) migrateThresholds() (err error) {
 	}
 	// All done, update version wtih current one
 	if err = m.setVersions(utils.Thresholds); err != nil {
-		return err
+		return
 	}
 	return m.ensureIndexesDataDB(engine.ColTps)
 }
@@ -329,7 +332,7 @@ func (m *Migrator) SasThreshold(v2ATR *engine.ActionTrigger) (err error) {
 		if err := m.dmOut.DataManager().SetThresholdProfile(thp, true); err != nil {
 			return err
 		}
-		m.stats[utils.Thresholds] += 1
+		m.stats[utils.Thresholds]++
 	}
 	// All done, update version wtih current one
 	vrs = engine.Versions{utils.Thresholds: engine.CurrentStorDBVersions()[utils.Thresholds]}
@@ -437,3 +440,16 @@ func (v2T v2Threshold) V2toV3Threshold() (th *engine.ThresholdProfile) {
 	}
 	return
 }
+
+func (m *Migrator) migrateV3ToV4Threshold(v3sts *engine.ThresholdProfile) (v4Cpp *engine.ThresholdProfile, err error) {
+	if v3sts == nil {
+		// read data from DataDB
+		if v3sts, err = m.dmIN.getV3ThresholdProfile(); err != nil {
+			return
+		}
+	}
+	if v3sts.FilterIDs, err = migrateInlineFilterV4(v3sts.FilterIDs); err != nil {
+		return
+	}
+	return v3sts, nil
+}
diff --git a/migrator/timings.go b/migrator/timings.go
index e31f49a58..0c096f8cb 100644
--- a/migrator/timings.go
+++ b/migrator/timings.go
@@ -19,6 +19,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>
 package migrator
 
 import (
+	"fmt"
 	"strings"
 
 	"github.com/cgrates/cgrates/engine"
@@ -43,7 +44,7 @@ func (m *Migrator) migrateCurrentTiming() (err error) {
 		if err := m.dmOut.DataManager().SetTiming(tm); err != nil {
 			return err
 		}
-		m.stats[utils.Timing] += 1
+		m.stats[utils.Timing]++
 	}
 	return
 }
@@ -54,7 +55,9 @@ func (m *Migrator) migrateTimings() (err error) {
 	if vrs, err = m.getVersions(utils.Timing); err != nil {
 		return
 	}
-	switch vrs[utils.Timing] {
+	switch version := vrs[utils.Timing]; version {
+	default:
+		return fmt.Errorf("Unsupported version %v", version)
 	case current[utils.Timing]:
 		if m.sameDataDB {
 			break
diff --git a/migrator/tp_account_actions.go b/migrator/tp_account_actions.go
index 45514a629..edf171ca1 100644
--- a/migrator/tp_account_actions.go
+++ b/migrator/tp_account_actions.go
@@ -44,7 +44,7 @@ func (m *Migrator) migrateCurrentTPaccountAcction() (err error) {
 						return err
 					}
 				}
-				m.stats[utils.TpAccountActionsV] += 1
+				m.stats[utils.TpAccountActionsV]++
 			}
 		}
 	}
diff --git a/migrator/tp_action_plans.go b/migrator/tp_action_plans.go
index 061da902e..59f756d8f 100644
--- a/migrator/tp_action_plans.go
+++ b/migrator/tp_action_plans.go
@@ -50,7 +50,7 @@ func (m *Migrator) migrateCurrentTPactionplans() (err error) {
 							return err
 						}
 					}
-					m.stats[utils.TpActionPlans] += 1
+					m.stats[utils.TpActionPlans]++
 				}
 			}
 		}