diff --git a/apier/v1/cdrs_it_test.go b/apier/v1/cdrs_it_test.go
index f94b17b92..49b4a3866 100644
--- a/apier/v1/cdrs_it_test.go
+++ b/apier/v1/cdrs_it_test.go
@@ -280,16 +280,16 @@ func testV1CDRsRefundOutOfSessionCost(t *testing.T) {
 				Usage:     utils.DurationPointer(time.Duration(3 * time.Minute)),
 				Cost:      utils.Float64Pointer(2.3),
 				Charges: []*engine.ChargingInterval{
-					&engine.ChargingInterval{
+					{
 						RatingID: "c1a5ab9",
 						Increments: []*engine.ChargingIncrement{
-							&engine.ChargingIncrement{
+							{
 								Usage:          time.Duration(2 * time.Minute),
 								Cost:           2.0,
 								AccountingID:   "a012888",
 								CompressFactor: 1,
 							},
-							&engine.ChargingIncrement{
+							{
 								Usage:          time.Duration(1 * time.Second),
 								Cost:           0.005,
 								AccountingID:   "44d6c02",
@@ -303,7 +303,7 @@ func testV1CDRsRefundOutOfSessionCost(t *testing.T) {
 					Tenant: "cgrates.org",
 					ID:     "testV1CDRsRefundOutOfSessionCost",
 					BalanceSummaries: []*engine.BalanceSummary{
-						&engine.BalanceSummary{
+						{
 							UUID:  balanceUuid,
 							Type:  utils.MONETARY,
 							Value: 50,
@@ -364,7 +364,7 @@ func testV1CDRsRefundOutOfSessionCost(t *testing.T) {
 				utils.Account:     "testV1CDRsRefundOutOfSessionCost",
 				utils.Destination: "+4986517174963",
 				utils.AnswerTime:  time.Date(2019, 11, 27, 12, 21, 26, 0, time.UTC),
-				utils.Usage:       time.Duration(123) * time.Minute,
+				utils.Usage:       123 * time.Minute,
 			},
 		},
 	}
diff --git a/apier/v1/config_it_test.go b/apier/v1/config_it_test.go
index 4ebf7e9ab..1eaea3d14 100644
--- a/apier/v1/config_it_test.go
+++ b/apier/v1/config_it_test.go
@@ -149,6 +149,7 @@ func testConfigSReloadConfigFromJSONSessionS(t *testing.T) {
 		"MinCallDuration":     0.,
 		"SessionTTL":          0.,
 		"SessionTTLLastUsed":  nil,
+		"SessionTTLLastUsage": nil,
 		"SessionTTLMaxDelay":  nil,
 		"SessionTTLUsage":     nil,
 		"StoreSCosts":         false,
@@ -166,7 +167,7 @@ func testConfigSReloadConfigFromJSONSessionS(t *testing.T) {
 	}, &rpl); err != nil {
 		t.Error(err)
 	} else if !reflect.DeepEqual(exp, rpl) {
-		t.Errorf("Expected %+v , received: %+v ", exp, rpl)
+		t.Errorf("Expected %+v , received: %+v ", utils.ToJSON(exp), utils.ToJSON(rpl))
 	}
 }
 
diff --git a/config/datadbcfg.go b/config/datadbcfg.go
index f4dad7ee4..632cb0947 100644
--- a/config/datadbcfg.go
+++ b/config/datadbcfg.go
@@ -94,9 +94,8 @@ func (dbcfg *DataDbCfg) loadFromJsonCfg(jsnDbCfg *DbJsonCfg) (err error) {
 			// if we have the connection internal we change the name so we can have internal rpc for each subsystem
 			if rplConn == utils.MetaInternal {
 				return fmt.Errorf("Replication connection ID needs to be different than *internal")
-			} else {
-				dbcfg.RplConns[idx] = rplConn
 			}
+			dbcfg.RplConns[idx] = rplConn
 		}
 	}
 	if jsnDbCfg.Items != nil {
diff --git a/config/rsrparser.go b/config/rsrparser.go
index 286201402..526c2e5fc 100644
--- a/config/rsrparser.go
+++ b/config/rsrparser.go
@@ -35,6 +35,52 @@ func NewRSRParsers(parsersRules string, allFiltersMatch bool, rsrSeparator strin
 	if parsersRules == "" {
 		return
 	}
+	if count := strings.Count(parsersRules, "`"); count%2 != 0 { // check if we have matching `
+		return nil, fmt.Errorf("Unclosed unspilit syntax")
+	} else if count != 0 {
+		var splitedRule []string
+		for idx := strings.IndexByte(parsersRules, '`'); idx != -1; idx = strings.IndexByte(parsersRules, '`') {
+			insideARulePrefix := !strings.HasSuffix(parsersRules[:idx], utils.INFIELD_SEP) // if doesn't have ; we need to concatenate it with last rule
+			if insideARulePrefix {
+				splitedRule = append(splitedRule, strings.Split(parsersRules[:idx], utils.INFIELD_SEP)...)
+			} else {
+				splitedRule = append(splitedRule, strings.Split(parsersRules[:idx-1], utils.INFIELD_SEP)...)
+			}
+			parsersRules = parsersRules[idx+1:]
+			idx = strings.IndexByte(parsersRules, '`')
+			if insideARulePrefix {
+				splitedRule[len(splitedRule)-1] += parsersRules[:idx]
+			} else {
+				splitedRule = append(splitedRule, parsersRules[:idx])
+			}
+			parsersRules = parsersRules[idx+1:]
+			count -= 2 // the number of ` remaining
+			if len(parsersRules) == 0 {
+				continue
+			}
+			insideARuleSufix := !strings.HasPrefix(parsersRules, utils.INFIELD_SEP) // if doesn't have ; we need to concatenate it with last rule
+			if insideARuleSufix {
+				idx = strings.IndexByte(parsersRules, ';')
+				if idx == -1 {
+					idx = len(parsersRules)
+					splitedRule[len(splitedRule)-1] += parsersRules[:idx]
+					break
+				}
+				splitedRule[len(splitedRule)-1] += parsersRules[:idx]
+			} else {
+				idx = 0
+			}
+			parsersRules = parsersRules[idx+1:]
+			if len(parsersRules) == 0 {
+				break
+			}
+			if count == 0 { // no more ` so add the rest
+				splitedRule = append(splitedRule, strings.Split(parsersRules, utils.INFIELD_SEP)...)
+				break
+			}
+		}
+		return NewRSRParsersFromSlice(splitedRule, allFiltersMatch)
+	}
 	return NewRSRParsersFromSlice(strings.Split(parsersRules, rsrSeparator), allFiltersMatch)
 }
 
@@ -95,18 +141,6 @@ func (prsrs RSRParsers) ParseValue(value interface{}) (out string, err error) {
 	return
 }
 
-// ParseEvent will parse the event values into one output
-func (prsrs RSRParsers) ParseEvent(ev map[string]interface{}) (out string, err error) {
-	for _, prsr := range prsrs {
-		if outPrsr, err := prsr.ParseEvent(ev); err != nil {
-			return "", err
-		} else {
-			out += outPrsr
-		}
-	}
-	return
-}
-
 func (prsrs RSRParsers) ParseDataProvider(dP utils.DataProvider, separator string) (out string, err error) {
 	for _, prsr := range prsrs {
 		if outPrsr, err := prsr.ParseDataProvider(dP, separator); err != nil {
@@ -156,46 +190,37 @@ func NewRSRParser(parserRules string, allFiltersMatch bool) (rsrParser *RSRParse
 		convsSplt := strings.Split(convertersStr, utils.ANDSep)
 		rsrParser.converters = make(utils.DataConverters, len(convsSplt))
 		for i, convStr := range convsSplt {
-			if conv, err := utils.NewDataConverter(convStr); err != nil {
+			var conv utils.DataConverter
+			if conv, err = utils.NewDataConverter(convStr); err != nil {
 				return nil,
 					fmt.Errorf("invalid converter value in string: <%s>, err: %s",
 						convStr, err.Error())
-			} else {
-				rsrParser.converters[i] = conv
 			}
+			rsrParser.converters[i] = conv
 		}
 		parserRules = parserRules[:idxConverters]
 	}
-	if !strings.HasPrefix(parserRules, utils.DynamicDataPrefix) { // special case when RSR is defined as static attribute=value
-		var staticHdr, staticVal string
-		if splt := strings.Split(parserRules, utils.AttrValueSep); len(splt) == 2 { // using '='' as separator since ':' is often use in date/time fields
-			staticHdr, staticVal = splt[0], splt[1]               // strip the separator
-			if strings.HasSuffix(staticVal, utils.AttrValueSep) { // if value ends with sep, strip it since it is a part of the definition syntax
-				staticVal = staticVal[:len(staticVal)-1]
-			}
-		} else if len(splt) > 2 {
-			return nil, fmt.Errorf("invalid RSRField static rules: <%s>", parserRules)
-		} else {
-			staticVal = splt[0] // no attribute name
-		}
-		rsrParser.attrName = staticHdr
-		rsrParser.attrValue = staticVal
+	if !strings.HasPrefix(parserRules, utils.DynamicDataPrefix) ||
+		len(parserRules) == 1 { // special case when RSR is defined as static attribute
 		return
 	}
 	// dynamic content via attributeNames
 	spltRules := spltRgxp.Split(parserRules, -1)
-	rsrParser.attrName = spltRules[0][1:] // in form ~hdr_name
+	rsrParser.path = spltRules[0][1:] // in form ~hdr_name
 	if len(spltRules) > 1 {
 		for _, ruleStr := range spltRules[1:] { // :s/ already removed through split
 			allMatches := rulesRgxp.FindStringSubmatch(ruleStr)
 			if len(allMatches) != 3 {
 				return nil, fmt.Errorf("not enough members in Search&Replace, ruleStr: <%s>, matches: %v, ", ruleStr, allMatches)
 			}
-			if srRegexp, err := regexp.Compile(allMatches[1]); err != nil {
+			var srRegexp *regexp.Regexp
+			if srRegexp, err = regexp.Compile(allMatches[1]); err != nil {
 				return nil, fmt.Errorf("invalid Search&Replace subfield rule: <%s>", allMatches[1])
-			} else {
-				rsrParser.rsrRules = append(rsrParser.rsrRules, &utils.ReSearchReplace{SearchRegexp: srRegexp, ReplaceTemplate: allMatches[2]})
 			}
+			rsrParser.rsrRules = append(rsrParser.rsrRules, &utils.ReSearchReplace{
+				SearchRegexp:    srRegexp,
+				ReplaceTemplate: allMatches[2],
+			})
 		}
 	}
 	return
@@ -214,8 +239,7 @@ type RSRParser struct {
 	Rules           string // Rules container holding the string rules, public so it can be stored
 	AllFiltersMatch bool   // all filters must match policy
 
-	attrName   string                   // instruct extracting info out of header in event
-	attrValue  string                   // if populated, enforces parsing always to this value
+	path       string                   // instruct extracting info out of header in event
 	rsrRules   []*utils.ReSearchReplace // rules to use when parsing value
 	converters utils.DataConverters     // set of converters to apply on output
 	filters    utils.RSRFilters         // The value to compare when used as filter
@@ -223,7 +247,7 @@ type RSRParser struct {
 
 // AttrName exports the attribute name of the RSRParser
 func (prsr *RSRParser) AttrName() string {
-	return prsr.attrName
+	return prsr.path
 }
 
 // Compile parses Rules string and repopulates other fields
@@ -250,8 +274,8 @@ func (prsr *RSRParser) RegexpMatched() bool {
 
 // parseValue the field value from a string
 func (prsr *RSRParser) parseValue(value string) string {
-	if prsr.attrValue != "" { // Enforce parsing of static values
-		return prsr.attrValue
+	if prsr.path == "" { // Enforce parsing of static values
+		return prsr.Rules
 	}
 	for _, rsRule := range prsr.rsrRules {
 		value = rsRule.Process(value)
@@ -271,20 +295,11 @@ func (prsr *RSRParser) ParseValue(value interface{}) (out string, err error) {
 	return
 }
 
-// ParseEvent will parse the value out considering converters and filters
-func (prsr *RSRParser) ParseEvent(ev map[string]interface{}) (out string, err error) {
-	val, has := ev[prsr.attrName]
-	if !has && prsr.attrValue == "" {
-		return "", utils.ErrNotFound
-	}
-	return prsr.ParseValue(val)
-}
-
 func (prsr *RSRParser) ParseDataProvider(dP utils.DataProvider, separator string) (out string, err error) {
 	var outStr string
-	if prsr.attrValue == "" {
+	if prsr.path != "" {
 		if outStr, err = dP.FieldAsString(
-			strings.Split(prsr.attrName, separator)); err != nil &&
+			strings.Split(prsr.path, separator)); err != nil &&
 			(err != utils.ErrNotFound || prsr.filters.FilterRules() != "^$") {
 			return
 		}
@@ -294,9 +309,9 @@ func (prsr *RSRParser) ParseDataProvider(dP utils.DataProvider, separator string
 
 func (prsr *RSRParser) ParseDataProviderWithInterfaces(dP utils.DataProvider, separator string) (out string, err error) {
 	var outIface interface{}
-	if prsr.attrValue == "" {
+	if prsr.path != "" {
 		if outIface, err = dP.FieldAsInterface(
-			strings.Split(prsr.attrName, separator)); err != nil &&
+			strings.Split(prsr.path, separator)); err != nil &&
 			(err != utils.ErrNotFound || prsr.filters.FilterRules() != "^$") {
 			return
 		}
diff --git a/config/rsrparser_test.go b/config/rsrparser_test.go
index ae3a2eb3d..69faf29f3 100644
--- a/config/rsrparser_test.go
+++ b/config/rsrparser_test.go
@@ -27,18 +27,18 @@ import (
 )
 
 func TestNewRSRParsers(t *testing.T) {
-	ruleStr := `Value1;Heade2=Value2;~Header3(Val3&!Val4);~Header4:s/a/${1}b/{*duration_seconds&*round:2}(b&c);Value5{*duration_seconds&*round:2}`
+	ruleStr := `Value1;Value2;~Header3(Val3&!Val4);~Header4:s/a/${1}b/{*duration_seconds&*round:2}(b&c);Value5{*duration_seconds&*round:2}`
 	eRSRParsers := RSRParsers{
-		&RSRParser{Rules: "Value1", AllFiltersMatch: true, attrValue: "Value1"},
-		&RSRParser{Rules: "Heade2=Value2", AllFiltersMatch: true, attrName: "Heade2", attrValue: "Value2"},
-		&RSRParser{Rules: "~Header3(Val3&!Val4)", AllFiltersMatch: true, attrName: "Header3",
+		&RSRParser{Rules: "Value1", AllFiltersMatch: true},
+		&RSRParser{Rules: "Value2", AllFiltersMatch: true},
+		&RSRParser{Rules: "~Header3(Val3&!Val4)", AllFiltersMatch: true, path: "Header3",
 			filters: utils.RSRFilters{utils.NewRSRFilterMustCompile("Val3"),
 				utils.NewRSRFilterMustCompile("!Val4")}},
 
 		&RSRParser{Rules: "~Header4:s/a/${1}b/{*duration_seconds&*round:2}(b&c)", AllFiltersMatch: true,
-			attrName: "Header4",
+			path: "Header4",
 			rsrRules: []*utils.ReSearchReplace{
-				&utils.ReSearchReplace{
+				{
 					SearchRegexp:    regexp.MustCompile(`a`),
 					ReplaceTemplate: "${1}b"}},
 			converters: utils.DataConverters{utils.NewDataConverterMustCompile("*duration_seconds"),
@@ -48,7 +48,6 @@ func TestNewRSRParsers(t *testing.T) {
 		},
 
 		&RSRParser{Rules: "Value5{*duration_seconds&*round:2}", AllFiltersMatch: true,
-			attrValue: "Value5",
 			converters: utils.DataConverters{utils.NewDataConverterMustCompile("*duration_seconds"),
 				utils.NewDataConverterMustCompile("*round:2")},
 		},
@@ -62,10 +61,10 @@ func TestNewRSRParsers(t *testing.T) {
 
 func TestRSRParserCompile(t *testing.T) {
 	ePrsr := &RSRParser{
-		Rules:    "~Header4:s/a/${1}b/{*duration_seconds&*round:2}(b&c)",
-		attrName: "Header4",
+		Rules: "~Header4:s/a/${1}b/{*duration_seconds&*round:2}(b&c)",
+		path:  "Header4",
 		rsrRules: []*utils.ReSearchReplace{
-			&utils.ReSearchReplace{
+			{
 				SearchRegexp:    regexp.MustCompile(`a`),
 				ReplaceTemplate: "${1}b"}},
 		converters: utils.DataConverters{utils.NewDataConverterMustCompile("*duration_seconds"),
@@ -83,20 +82,6 @@ func TestRSRParserCompile(t *testing.T) {
 	}
 }
 
-func TestRSRParsersParseEvent(t *testing.T) {
-	prsrs := NewRSRParsersMustCompile("~Header1;|;~Header2", true, utils.INFIELD_SEP)
-	ev := map[string]interface{}{
-		"Header1": "Value1",
-		"Header2": "Value2",
-	}
-	eOut := "Value1|Value2"
-	if out, err := prsrs.ParseEvent(ev); err != nil {
-		t.Error(err)
-	} else if eOut != out {
-		t.Errorf("expecting: %s, received: %s", eOut, out)
-	}
-}
-
 func TestRSRParserConstant(t *testing.T) {
 	rule := "cgrates.org"
 	rsrParsers, err := NewRSRParsers(rule, true, utils.INFIELD_SEP)
@@ -123,36 +108,6 @@ func TestRSRParserNotConstant(t *testing.T) {
 	}
 }
 
-func TestRSRParsersParseEvent2(t *testing.T) {
-	prsrs := NewRSRParsersMustCompile("~Header1.Test;|;~Header2.Test", true, utils.INFIELD_SEP)
-	ev := map[string]interface{}{
-		"Header1.Test": "Value1",
-		"Header2.Test": "Value2",
-	}
-	eOut := "Value1|Value2"
-	if out, err := prsrs.ParseEvent(ev); err != nil {
-		t.Error(err)
-	} else if eOut != out {
-		t.Errorf("expecting: %s, received: %s", eOut, out)
-	}
-}
-
-func TestRSRParsersParseEvent3(t *testing.T) {
-	prsr, err := NewRSRParser("~Category:s/(.*)/${1}_suffix/", true)
-	if err != nil {
-		t.Error(err)
-	}
-	ev := map[string]interface{}{
-		"Category": "call",
-	}
-	eOut := "call_suffix"
-	if out, err := prsr.ParseEvent(ev); err != nil {
-		t.Error(err)
-	} else if eOut != out {
-		t.Errorf("expecting: %s, received: %s", eOut, out)
-	}
-}
-
 // TestRSRParsersParseInnerBraces makes sure the inner braces are allowed in a filter rule
 func TestRSRParsersParseInnerBracket(t *testing.T) {
 	rule := "~*req.Service-Information.IN-Information.CalledPartyAddress(~^(00)*(33|0)890240004$)"
@@ -165,3 +120,64 @@ func TestRSRParsersParseInnerBracket(t *testing.T) {
 		t.Errorf("expecting: %s, received: %s", expAttrName, prsr.AttrName())
 	}
 }
+
+func TestNewRSRParsersConstant(t *testing.T) {
+	ruleStr := "`>;q=0.7;expires=3600`"
+	eRSRParsers := RSRParsers{
+		&RSRParser{Rules: ">;q=0.7;expires=3600", AllFiltersMatch: true},
+	}
+	if rsrParsers, err := NewRSRParsers(ruleStr, true, utils.INFIELD_SEP); err != nil {
+		t.Error("Unexpected error: ", err.Error())
+	} else if !reflect.DeepEqual(eRSRParsers, rsrParsers) {
+		t.Errorf("expecting: %+v, received: %+v", eRSRParsers, rsrParsers)
+	} else if out, err := rsrParsers.ParseDataProvider(utils.MapStorage{}, utils.NestingSep); err != nil {
+		t.Error(err)
+	} else if expected := ">;q=0.7;expires=3600"; out != expected {
+		t.Errorf("Expected %+v ,received %+v", expected, out)
+	}
+}
+
+func TestNewRSRParsersConstant2(t *testing.T) {
+	ruleStr := "constant;something`>;q=0.7;expires=3600`new;constant"
+	if rsrParsers, err := NewRSRParsers(ruleStr, true, utils.INFIELD_SEP); err != nil {
+		t.Error("Unexpected error: ", err.Error())
+	} else if out, err := rsrParsers.ParseDataProvider(utils.MapStorage{}, utils.NestingSep); err != nil {
+		t.Error(err)
+	} else if expected := "constantsomething>;q=0.7;expires=3600newconstant"; out != expected {
+		t.Errorf("Expected %q ,received %q", expected, out)
+	}
+
+	ruleStr = "constant;`>;q=0.7;expires=3600`;constant"
+	if rsrParsers, err := NewRSRParsers(ruleStr, true, utils.INFIELD_SEP); err != nil {
+		t.Error("Unexpected error: ", err.Error())
+	} else if out, err := rsrParsers.ParseDataProvider(utils.MapStorage{}, utils.NestingSep); err != nil {
+		t.Error(err)
+	} else if expected := "constant>;q=0.7;expires=3600constant"; out != expected {
+		t.Errorf("Expected %q ,received %q", expected, out)
+	}
+
+	ruleStr = "constant;`>;q=0.7;expires=3600`constant"
+	if rsrParsers, err := NewRSRParsers(ruleStr, true, utils.INFIELD_SEP); err != nil {
+		t.Error("Unexpected error: ", err.Error())
+	} else if out, err := rsrParsers.ParseDataProvider(utils.MapStorage{}, utils.NestingSep); err != nil {
+		t.Error(err)
+	} else if expected := "constant>;q=0.7;expires=3600constant"; out != expected {
+		t.Errorf("Expected %q ,received %q", expected, out)
+	}
+}
+
+func TestRSRParserCompileConstant(t *testing.T) {
+	ePrsr := &RSRParser{
+		Rules:           "*constant:>;q=0.7;expires=3600",
+		AllFiltersMatch: true,
+	}
+	prsr := &RSRParser{
+		Rules:           "*constant:>;q=0.7;expires=3600",
+		AllFiltersMatch: true,
+	}
+	if err := prsr.Compile(); err != nil {
+		t.Error(err)
+	} else if !reflect.DeepEqual(ePrsr, prsr) {
+		t.Errorf("expecting: %+v, received: %+v", ePrsr, prsr)
+	}
+}
diff --git a/config/stordbcfg.go b/config/stordbcfg.go
index ccd3218bf..fca0cf560 100644
--- a/config/stordbcfg.go
+++ b/config/stordbcfg.go
@@ -95,7 +95,6 @@ func (dbcfg *StorDbCfg) loadFromJsonCfg(jsnDbCfg *DbJsonCfg) (err error) {
 		dbcfg.SSLMode = *jsnDbCfg.Sslmode
 	}
 	if jsnDbCfg.Items != nil {
-		dbcfg.Items = make(map[string]*ItemOpt)
 		for kJsn, vJsn := range *jsnDbCfg.Items {
 			val := new(ItemOpt)
 			if err := val.loadFromJsonCfg(vJsn); err != nil {
diff --git a/config/stordbcfg_test.go b/config/stordbcfg_test.go
index 1ef7e654d..816e04dd7 100644
--- a/config/stordbcfg_test.go
+++ b/config/stordbcfg_test.go
@@ -135,6 +135,7 @@ func TestStoreDbCfgloadFromJsonCfgPort(t *testing.T) {
 
 func TestStorDbCfgAsMapInterface(t *testing.T) {
 	var dbcfg StorDbCfg
+	dbcfg.Items = make(map[string]*ItemOpt)
 	cfgJSONStr := `{
 		"stor_db": {								
 			"db_type": "*mysql",					
diff --git a/engine/mapevent.go b/engine/mapevent.go
index 41959b564..e8accfbe8 100644
--- a/engine/mapevent.go
+++ b/engine/mapevent.go
@@ -257,6 +257,7 @@ func (me MapEvent) AsCDR(cfg *config.CGRConfig, tnt, tmz string) (cdr *CDR, err
 			if cdr.CostDetails, err = IfaceAsEventCost(v); err != nil {
 				return nil, err
 			}
+			cdr.CostDetails.initCache()
 		case utils.ExtraInfo:
 			cdr.ExtraInfo = utils.IfaceAsString(v)
 		case utils.OrderID:
@@ -265,11 +266,6 @@ func (me MapEvent) AsCDR(cfg *config.CGRConfig, tnt, tmz string) (cdr *CDR, err
 			}
 		}
 	}
-	if cdr.CostDetails == nil {
-		cdr.CostDetails = NewBareEventCost()
-	} else {
-		cdr.CostDetails.initCache()
-	}
 	if cfg != nil {
 		cdr.AddDefaults(cfg)
 	}
diff --git a/engine/mapevent_test.go b/engine/mapevent_test.go
index d1b07f58b..84768fd9c 100644
--- a/engine/mapevent_test.go
+++ b/engine/mapevent_test.go
@@ -311,7 +311,7 @@ func TestMapEventAsMapString(t *testing.T) {
 
 func TestMapEventAsCDR(t *testing.T) {
 	me := NewMapEvent(nil)
-	expected := &CDR{Cost: -1.0, ExtraFields: make(map[string]string), CostDetails: NewBareEventCost()}
+	expected := &CDR{Cost: -1.0, ExtraFields: make(map[string]string)}
 	if rply, err := me.AsCDR(nil, utils.EmptyString, utils.EmptyString); err != nil {
 		t.Error(err)
 	} else if !reflect.DeepEqual(expected, rply) {
@@ -330,7 +330,6 @@ func TestMapEventAsCDR(t *testing.T) {
 		Tenant:      cfg.GeneralCfg().DefaultTenant,
 		Category:    cfg.GeneralCfg().DefaultCategory,
 		ExtraFields: make(map[string]string),
-		CostDetails: NewBareEventCost(),
 	}
 	if rply, err := me.AsCDR(cfg, utils.EmptyString, utils.EmptyString); err != nil {
 		t.Error(err)
@@ -372,8 +371,7 @@ func TestMapEventAsCDR(t *testing.T) {
 
 	me = MapEvent{"ExtraField1": 5, "ExtraField2": "extra"}
 	expected = &CDR{
-		Cost:        -1.0,
-		CostDetails: NewBareEventCost(),
+		Cost: -1.0,
 		ExtraFields: map[string]string{
 			"ExtraField1": "5",
 			"ExtraField2": "extra",
@@ -405,7 +403,6 @@ func TestMapEventAsCDR(t *testing.T) {
 		Tenant:      cfg.GeneralCfg().DefaultTenant,
 		Category:    cfg.GeneralCfg().DefaultCategory,
 		ExtraInfo:   "ACCOUNT_NOT_FOUND",
-		CostDetails: NewBareEventCost(),
 	}
 	if rply, err := me.AsCDR(cfg, utils.EmptyString, utils.EmptyString); err != nil {
 		t.Error(err)
@@ -449,8 +446,7 @@ func TestMapEventAsCDR(t *testing.T) {
 			"ExtraField1": "5",
 			"ExtraField2": "extra",
 		},
-		ExtraInfo:   "ACCOUNT_NOT_FOUND",
-		CostDetails: NewBareEventCost(),
+		ExtraInfo: "ACCOUNT_NOT_FOUND",
 	}
 	if rply, err := me.AsCDR(cfg, utils.EmptyString, utils.EmptyString); err != nil {
 		t.Error(err)
diff --git a/engine/safevent_test.go b/engine/safevent_test.go
index 432459b98..ed1760aae 100644
--- a/engine/safevent_test.go
+++ b/engine/safevent_test.go
@@ -625,7 +625,7 @@ func TestSafEventAsMapString(t *testing.T) {
 
 func TestSafEventAsCDR(t *testing.T) {
 	se := SafEvent{Me: NewMapEvent(nil)}
-	expected := &CDR{Cost: -1.0, ExtraFields: make(map[string]string), CostDetails: NewBareEventCost()}
+	expected := &CDR{Cost: -1.0, ExtraFields: make(map[string]string)}
 	if rply, err := se.AsCDR(nil, utils.EmptyString, utils.EmptyString); err != nil {
 		t.Error(err)
 	} else if !reflect.DeepEqual(expected, rply) {
@@ -644,7 +644,6 @@ func TestSafEventAsCDR(t *testing.T) {
 		Tenant:      cfg.GeneralCfg().DefaultTenant,
 		Category:    cfg.GeneralCfg().DefaultCategory,
 		ExtraFields: make(map[string]string),
-		CostDetails: NewBareEventCost(),
 	}
 	if rply, err := se.AsCDR(cfg, utils.EmptyString, utils.EmptyString); err != nil {
 		t.Error(err)
@@ -677,8 +676,7 @@ func TestSafEventAsCDR(t *testing.T) {
 	}
 	se = SafEvent{Me: MapEvent{"ExtraField1": 5, "ExtraField2": "extra"}}
 	expected = &CDR{
-		Cost:        -1.0,
-		CostDetails: NewBareEventCost(),
+		Cost: -1.0,
 		ExtraFields: map[string]string{
 			"ExtraField1": "5",
 			"ExtraField2": "extra",
@@ -708,7 +706,6 @@ func TestSafEventAsCDR(t *testing.T) {
 		RequestType: cfg.GeneralCfg().DefaultReqType,
 		Tenant:      cfg.GeneralCfg().DefaultTenant,
 		Category:    cfg.GeneralCfg().DefaultCategory,
-		CostDetails: NewBareEventCost(),
 	}
 	if rply, err := se.AsCDR(cfg, utils.EmptyString, utils.EmptyString); err != nil {
 		t.Error(err)
@@ -742,7 +739,6 @@ func TestSafEventAsCDR(t *testing.T) {
 		ToR:         utils.VOICE,
 		RequestType: cfg.GeneralCfg().DefaultReqType,
 		Category:    cfg.GeneralCfg().DefaultCategory,
-		CostDetails: NewBareEventCost(),
 	}
 	if rply, err := se.AsCDR(cfg, "itsyscom.com", utils.EmptyString); err != nil {
 		t.Error(err)
diff --git a/engine/storage_internal_datadb.go b/engine/storage_internal_datadb.go
index a6a67ccb6..a924db839 100644
--- a/engine/storage_internal_datadb.go
+++ b/engine/storage_internal_datadb.go
@@ -34,158 +34,158 @@ import (
 func newInternalDBCfg(itemsCacheCfg map[string]*config.ItemOpt, isDataDB bool) map[string]*ltcache.CacheConfig {
 	if isDataDB {
 		return map[string]*ltcache.CacheConfig{
-			utils.CacheDestinations: &ltcache.CacheConfig{
+			utils.CacheDestinations: {
 				MaxItems:  itemsCacheCfg[utils.CacheDestinations].Limit,
 				TTL:       itemsCacheCfg[utils.CacheDestinations].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheDestinations].StaticTTL,
 			},
-			utils.CacheReverseDestinations: &ltcache.CacheConfig{
+			utils.CacheReverseDestinations: {
 				MaxItems:  itemsCacheCfg[utils.CacheReverseDestinations].Limit,
 				TTL:       itemsCacheCfg[utils.CacheReverseDestinations].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheReverseDestinations].StaticTTL,
 			},
-			utils.CacheActions: &ltcache.CacheConfig{
+			utils.CacheActions: {
 				MaxItems:  itemsCacheCfg[utils.CacheActions].Limit,
 				TTL:       itemsCacheCfg[utils.CacheActions].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheActions].StaticTTL,
 			},
-			utils.CacheActionPlans: &ltcache.CacheConfig{
+			utils.CacheActionPlans: {
 				MaxItems:  itemsCacheCfg[utils.CacheActionPlans].Limit,
 				TTL:       itemsCacheCfg[utils.CacheActionPlans].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheActionPlans].StaticTTL,
 			},
-			utils.CacheAccountActionPlans: &ltcache.CacheConfig{
+			utils.CacheAccountActionPlans: {
 				MaxItems:  itemsCacheCfg[utils.CacheAccountActionPlans].Limit,
 				TTL:       itemsCacheCfg[utils.CacheAccountActionPlans].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheAccountActionPlans].StaticTTL,
 			},
-			utils.CacheActionTriggers: &ltcache.CacheConfig{
+			utils.CacheActionTriggers: {
 				MaxItems:  itemsCacheCfg[utils.CacheActionTriggers].Limit,
 				TTL:       itemsCacheCfg[utils.CacheActionTriggers].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheActionTriggers].StaticTTL,
 			},
-			utils.CacheRatingPlans: &ltcache.CacheConfig{
+			utils.CacheRatingPlans: {
 				MaxItems:  itemsCacheCfg[utils.CacheRatingPlans].Limit,
 				TTL:       itemsCacheCfg[utils.CacheRatingPlans].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheRatingPlans].StaticTTL,
 			},
-			utils.CacheRatingProfiles: &ltcache.CacheConfig{
+			utils.CacheRatingProfiles: {
 				MaxItems:  itemsCacheCfg[utils.CacheRatingProfiles].Limit,
 				TTL:       itemsCacheCfg[utils.CacheRatingProfiles].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheRatingProfiles].StaticTTL,
 			},
-			utils.CacheAccounts: &ltcache.CacheConfig{
+			utils.CacheAccounts: {
 				MaxItems:  itemsCacheCfg[utils.CacheAccounts].Limit,
 				TTL:       itemsCacheCfg[utils.CacheAccounts].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheAccounts].StaticTTL,
 			},
-			utils.CacheSharedGroups: &ltcache.CacheConfig{
+			utils.CacheSharedGroups: {
 				MaxItems:  itemsCacheCfg[utils.CacheSharedGroups].Limit,
 				TTL:       itemsCacheCfg[utils.CacheSharedGroups].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheSharedGroups].StaticTTL,
 			},
 
-			utils.CacheTimings: &ltcache.CacheConfig{
+			utils.CacheTimings: {
 				MaxItems:  itemsCacheCfg[utils.CacheTimings].Limit,
 				TTL:       itemsCacheCfg[utils.CacheTimings].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheTimings].StaticTTL,
 			},
-			utils.CacheFilters: &ltcache.CacheConfig{
+			utils.CacheFilters: {
 				MaxItems:  itemsCacheCfg[utils.CacheFilters].Limit,
 				TTL:       itemsCacheCfg[utils.CacheFilters].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheFilters].StaticTTL,
 			},
-			utils.CacheResourceProfiles: &ltcache.CacheConfig{
+			utils.CacheResourceProfiles: {
 				MaxItems:  itemsCacheCfg[utils.CacheResourceProfiles].Limit,
 				TTL:       itemsCacheCfg[utils.CacheResourceProfiles].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheResourceProfiles].StaticTTL,
 			},
-			utils.CacheResourceFilterIndexes: &ltcache.CacheConfig{
+			utils.CacheResourceFilterIndexes: {
 				MaxItems:  itemsCacheCfg[utils.MetaFilterIndexes].Limit,
 				TTL:       itemsCacheCfg[utils.MetaFilterIndexes].TTL,
 				StaticTTL: itemsCacheCfg[utils.MetaFilterIndexes].StaticTTL,
 			},
-			utils.CacheResources: &ltcache.CacheConfig{
+			utils.CacheResources: {
 				MaxItems:  itemsCacheCfg[utils.CacheResources].Limit,
 				TTL:       itemsCacheCfg[utils.CacheResources].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheResources].StaticTTL,
 			},
-			utils.CacheStatFilterIndexes: &ltcache.CacheConfig{
+			utils.CacheStatFilterIndexes: {
 				MaxItems:  itemsCacheCfg[utils.MetaFilterIndexes].Limit,
 				TTL:       itemsCacheCfg[utils.MetaFilterIndexes].TTL,
 				StaticTTL: itemsCacheCfg[utils.MetaFilterIndexes].StaticTTL,
 			},
-			utils.CacheStatQueueProfiles: &ltcache.CacheConfig{
+			utils.CacheStatQueueProfiles: {
 				MaxItems:  itemsCacheCfg[utils.CacheStatQueueProfiles].Limit,
 				TTL:       itemsCacheCfg[utils.CacheStatQueueProfiles].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheStatQueueProfiles].StaticTTL,
 			},
-			utils.CacheStatQueues: &ltcache.CacheConfig{
+			utils.CacheStatQueues: {
 				MaxItems:  itemsCacheCfg[utils.CacheStatQueues].Limit,
 				TTL:       itemsCacheCfg[utils.CacheStatQueues].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheStatQueues].StaticTTL,
 			},
-			utils.CacheThresholdFilterIndexes: &ltcache.CacheConfig{
+			utils.CacheThresholdFilterIndexes: {
 				MaxItems:  itemsCacheCfg[utils.MetaFilterIndexes].Limit,
 				TTL:       itemsCacheCfg[utils.MetaFilterIndexes].TTL,
 				StaticTTL: itemsCacheCfg[utils.MetaFilterIndexes].StaticTTL,
 			},
-			utils.CacheThresholdProfiles: &ltcache.CacheConfig{
+			utils.CacheThresholdProfiles: {
 				MaxItems:  itemsCacheCfg[utils.CacheThresholdProfiles].Limit,
 				TTL:       itemsCacheCfg[utils.CacheThresholdProfiles].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheThresholdProfiles].StaticTTL,
 			},
-			utils.CacheThresholds: &ltcache.CacheConfig{
+			utils.CacheThresholds: {
 				MaxItems:  itemsCacheCfg[utils.CacheThresholds].Limit,
 				TTL:       itemsCacheCfg[utils.CacheThresholds].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheThresholds].StaticTTL,
 			},
-			utils.CacheSupplierFilterIndexes: &ltcache.CacheConfig{
+			utils.CacheSupplierFilterIndexes: {
 				MaxItems:  itemsCacheCfg[utils.MetaFilterIndexes].Limit,
 				TTL:       itemsCacheCfg[utils.MetaFilterIndexes].TTL,
 				StaticTTL: itemsCacheCfg[utils.MetaFilterIndexes].StaticTTL,
 			},
-			utils.CacheSupplierProfiles: &ltcache.CacheConfig{
+			utils.CacheSupplierProfiles: {
 				MaxItems:  itemsCacheCfg[utils.CacheSupplierProfiles].Limit,
 				TTL:       itemsCacheCfg[utils.CacheSupplierProfiles].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheSupplierProfiles].StaticTTL,
 			},
-			utils.CacheChargerFilterIndexes: &ltcache.CacheConfig{
+			utils.CacheChargerFilterIndexes: {
 				MaxItems:  itemsCacheCfg[utils.MetaFilterIndexes].Limit,
 				TTL:       itemsCacheCfg[utils.MetaFilterIndexes].TTL,
 				StaticTTL: itemsCacheCfg[utils.MetaFilterIndexes].StaticTTL,
 			},
-			utils.CacheChargerProfiles: &ltcache.CacheConfig{
+			utils.CacheChargerProfiles: {
 				MaxItems:  itemsCacheCfg[utils.CacheChargerProfiles].Limit,
 				TTL:       itemsCacheCfg[utils.CacheChargerProfiles].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheChargerProfiles].StaticTTL,
 			},
-			utils.CacheAttributeFilterIndexes: &ltcache.CacheConfig{
+			utils.CacheAttributeFilterIndexes: {
 				MaxItems:  itemsCacheCfg[utils.MetaFilterIndexes].Limit,
 				TTL:       itemsCacheCfg[utils.MetaFilterIndexes].TTL,
 				StaticTTL: itemsCacheCfg[utils.MetaFilterIndexes].StaticTTL,
 			},
-			utils.CacheAttributeProfiles: &ltcache.CacheConfig{
+			utils.CacheAttributeProfiles: {
 				MaxItems:  itemsCacheCfg[utils.CacheAttributeProfiles].Limit,
 				TTL:       itemsCacheCfg[utils.CacheAttributeProfiles].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheAttributeProfiles].StaticTTL,
 			},
-			utils.CacheDispatcherFilterIndexes: &ltcache.CacheConfig{
+			utils.CacheDispatcherFilterIndexes: {
 				MaxItems:  itemsCacheCfg[utils.MetaFilterIndexes].Limit,
 				TTL:       itemsCacheCfg[utils.MetaFilterIndexes].TTL,
 				StaticTTL: itemsCacheCfg[utils.MetaFilterIndexes].StaticTTL,
 			},
-			utils.CacheDispatcherProfiles: &ltcache.CacheConfig{
+			utils.CacheDispatcherProfiles: {
 				MaxItems:  itemsCacheCfg[utils.CacheDispatcherProfiles].Limit,
 				TTL:       itemsCacheCfg[utils.CacheDispatcherProfiles].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheDispatcherProfiles].StaticTTL,
 			},
-			utils.CacheDispatcherHosts: &ltcache.CacheConfig{
+			utils.CacheDispatcherHosts: {
 				MaxItems:  itemsCacheCfg[utils.CacheDispatcherHosts].Limit,
 				TTL:       itemsCacheCfg[utils.CacheDispatcherHosts].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheDispatcherHosts].StaticTTL,
 			},
-			utils.CacheLoadIDs: &ltcache.CacheConfig{
+			utils.CacheLoadIDs: {
 				MaxItems:  itemsCacheCfg[utils.CacheLoadIDs].Limit,
 				TTL:       itemsCacheCfg[utils.CacheLoadIDs].TTL,
 				StaticTTL: itemsCacheCfg[utils.CacheLoadIDs].StaticTTL,
@@ -193,117 +193,117 @@ func newInternalDBCfg(itemsCacheCfg map[string]*config.ItemOpt, isDataDB bool) m
 		}
 	} else {
 		return map[string]*ltcache.CacheConfig{
-			utils.TBLVersions: &ltcache.CacheConfig{
+			utils.TBLVersions: {
 				MaxItems:  itemsCacheCfg[utils.TBLVersions].Limit,
 				TTL:       itemsCacheCfg[utils.TBLVersions].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLVersions].StaticTTL,
 			},
-			utils.TBLTPTimings: &ltcache.CacheConfig{
+			utils.TBLTPTimings: {
 				MaxItems:  itemsCacheCfg[utils.TBLTPTimings].Limit,
 				TTL:       itemsCacheCfg[utils.TBLTPTimings].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLTPTimings].StaticTTL,
 			},
-			utils.TBLTPDestinations: &ltcache.CacheConfig{
+			utils.TBLTPDestinations: {
 				MaxItems:  itemsCacheCfg[utils.TBLTPDestinations].Limit,
 				TTL:       itemsCacheCfg[utils.TBLTPDestinations].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLTPDestinations].StaticTTL,
 			},
-			utils.TBLTPRates: &ltcache.CacheConfig{
+			utils.TBLTPRates: {
 				MaxItems:  itemsCacheCfg[utils.TBLTPRates].Limit,
 				TTL:       itemsCacheCfg[utils.TBLTPRates].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLTPRates].StaticTTL,
 			},
-			utils.TBLTPDestinationRates: &ltcache.CacheConfig{
+			utils.TBLTPDestinationRates: {
 				MaxItems:  itemsCacheCfg[utils.TBLTPDestinationRates].Limit,
 				TTL:       itemsCacheCfg[utils.TBLTPDestinationRates].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLTPDestinationRates].StaticTTL,
 			},
-			utils.TBLTPRatingPlans: &ltcache.CacheConfig{
+			utils.TBLTPRatingPlans: {
 				MaxItems:  itemsCacheCfg[utils.TBLTPRatingPlans].Limit,
 				TTL:       itemsCacheCfg[utils.TBLTPRatingPlans].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLTPRatingPlans].StaticTTL,
 			},
-			utils.TBLTPRateProfiles: &ltcache.CacheConfig{
+			utils.TBLTPRateProfiles: {
 				MaxItems:  itemsCacheCfg[utils.TBLTPRateProfiles].Limit,
 				TTL:       itemsCacheCfg[utils.TBLTPRateProfiles].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLTPRateProfiles].StaticTTL,
 			},
-			utils.TBLTPSharedGroups: &ltcache.CacheConfig{
+			utils.TBLTPSharedGroups: {
 				MaxItems:  itemsCacheCfg[utils.TBLTPSharedGroups].Limit,
 				TTL:       itemsCacheCfg[utils.TBLTPSharedGroups].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLTPSharedGroups].StaticTTL,
 			},
-			utils.TBLTPActions: &ltcache.CacheConfig{
+			utils.TBLTPActions: {
 				MaxItems:  itemsCacheCfg[utils.TBLTPActions].Limit,
 				TTL:       itemsCacheCfg[utils.TBLTPActions].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLTPActions].StaticTTL,
 			},
-			utils.TBLTPActionTriggers: &ltcache.CacheConfig{
+			utils.TBLTPActionTriggers: {
 				MaxItems:  itemsCacheCfg[utils.TBLTPActionTriggers].Limit,
 				TTL:       itemsCacheCfg[utils.TBLTPActionTriggers].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLTPActionTriggers].StaticTTL,
 			},
-			utils.TBLTPAccountActions: &ltcache.CacheConfig{
+			utils.TBLTPAccountActions: {
 				MaxItems:  itemsCacheCfg[utils.TBLTPAccountActions].Limit,
 				TTL:       itemsCacheCfg[utils.TBLTPAccountActions].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLTPAccountActions].StaticTTL,
 			},
-			utils.TBLTPResources: &ltcache.CacheConfig{
+			utils.TBLTPResources: {
 				MaxItems:  itemsCacheCfg[utils.TBLTPResources].Limit,
 				TTL:       itemsCacheCfg[utils.TBLTPResources].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLTPResources].StaticTTL,
 			},
-			utils.TBLTPStats: &ltcache.CacheConfig{
+			utils.TBLTPStats: {
 				MaxItems:  itemsCacheCfg[utils.TBLTPStats].Limit,
 				TTL:       itemsCacheCfg[utils.TBLTPStats].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLTPStats].StaticTTL,
 			},
-			utils.TBLTPThresholds: &ltcache.CacheConfig{
+			utils.TBLTPThresholds: {
 				MaxItems:  itemsCacheCfg[utils.TBLTPThresholds].Limit,
 				TTL:       itemsCacheCfg[utils.TBLTPThresholds].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLTPThresholds].StaticTTL,
 			},
-			utils.TBLTPFilters: &ltcache.CacheConfig{
+			utils.TBLTPFilters: {
 				MaxItems:  itemsCacheCfg[utils.TBLTPFilters].Limit,
 				TTL:       itemsCacheCfg[utils.TBLTPFilters].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLTPFilters].StaticTTL,
 			},
-			utils.SessionCostsTBL: &ltcache.CacheConfig{
+			utils.SessionCostsTBL: {
 				MaxItems:  itemsCacheCfg[utils.SessionCostsTBL].Limit,
 				TTL:       itemsCacheCfg[utils.SessionCostsTBL].TTL,
 				StaticTTL: itemsCacheCfg[utils.SessionCostsTBL].StaticTTL,
 			},
-			utils.TBLTPActionPlans: &ltcache.CacheConfig{
+			utils.TBLTPActionPlans: {
 				MaxItems:  itemsCacheCfg[utils.TBLTPActionPlans].Limit,
 				TTL:       itemsCacheCfg[utils.TBLTPActionPlans].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLTPActionPlans].StaticTTL,
 			},
-			utils.TBLTPSuppliers: &ltcache.CacheConfig{
+			utils.TBLTPSuppliers: {
 				MaxItems:  itemsCacheCfg[utils.TBLTPSuppliers].Limit,
 				TTL:       itemsCacheCfg[utils.TBLTPSuppliers].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLTPSuppliers].StaticTTL,
 			},
-			utils.TBLTPAttributes: &ltcache.CacheConfig{
+			utils.TBLTPAttributes: {
 				MaxItems:  itemsCacheCfg[utils.TBLTPAttributes].Limit,
 				TTL:       itemsCacheCfg[utils.TBLTPAttributes].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLTPAttributes].StaticTTL,
 			},
-			utils.TBLTPChargers: &ltcache.CacheConfig{
+			utils.TBLTPChargers: {
 				MaxItems:  itemsCacheCfg[utils.TBLTPChargers].Limit,
 				TTL:       itemsCacheCfg[utils.TBLTPChargers].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLTPChargers].StaticTTL,
 			},
-			utils.TBLTPDispatchers: &ltcache.CacheConfig{
+			utils.TBLTPDispatchers: {
 				MaxItems:  itemsCacheCfg[utils.TBLTPDispatchers].Limit,
 				TTL:       itemsCacheCfg[utils.TBLTPDispatchers].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLTPDispatchers].StaticTTL,
 			},
-			utils.TBLTPDispatcherHosts: &ltcache.CacheConfig{
+			utils.TBLTPDispatcherHosts: {
 				MaxItems:  itemsCacheCfg[utils.TBLTPDispatcherHosts].Limit,
 				TTL:       itemsCacheCfg[utils.TBLTPDispatcherHosts].TTL,
 				StaticTTL: itemsCacheCfg[utils.TBLTPDispatcherHosts].StaticTTL,
 			},
-			utils.CDRsTBL: &ltcache.CacheConfig{
+			utils.CDRsTBL: {
 				MaxItems:  itemsCacheCfg[utils.CDRsTBL].Limit,
 				TTL:       itemsCacheCfg[utils.CDRsTBL].TTL,
 				StaticTTL: itemsCacheCfg[utils.CDRsTBL].StaticTTL,
@@ -501,7 +501,7 @@ func (iDB *InternalDB) GetStorageType() string {
 }
 
 func (iDB *InternalDB) IsDBEmpty() (resp bool, err error) {
-	for cacheInstance, _ := range utils.CacheInstanceToPrefix {
+	for cacheInstance := range utils.CacheInstanceToPrefix {
 		if len(iDB.db.GetItemIDs(cacheInstance, utils.EmptyString)) != 0 {
 			return false, nil
 		}
diff --git a/loaders/libloader_test.go b/loaders/libloader_test.go
index 0546825d4..0d867f1f4 100644
--- a/loaders/libloader_test.go
+++ b/loaders/libloader_test.go
@@ -28,53 +28,53 @@ import (
 
 func TestDataUpdateFromCSVOneFile(t *testing.T) {
 	attrSFlds := []*config.FCTemplate{
-		&config.FCTemplate{Tag: "TenantID",
+		{Tag: "TenantID",
 			Path:      "Tenant",
 			Type:      utils.META_COMPOSED,
 			Value:     config.NewRSRParsersMustCompile("~0", true, utils.INFIELD_SEP),
 			Mandatory: true},
-		&config.FCTemplate{Tag: "ProfileID",
+		{Tag: "ProfileID",
 			Path:      "ID",
 			Type:      utils.META_COMPOSED,
 			Value:     config.NewRSRParsersMustCompile("~1", true, utils.INFIELD_SEP),
 			Mandatory: true},
-		&config.FCTemplate{Tag: "Contexts",
+		{Tag: "Contexts",
 			Path:  "Contexts",
 			Type:  utils.META_COMPOSED,
 			Value: config.NewRSRParsersMustCompile("~2", true, utils.INFIELD_SEP)},
-		&config.FCTemplate{Tag: "FilterIDs",
+		{Tag: "FilterIDs",
 			Path:  "FilterIDs",
 			Type:  utils.META_COMPOSED,
 			Value: config.NewRSRParsersMustCompile("~3", true, utils.INFIELD_SEP)},
-		&config.FCTemplate{Tag: "ActivationInterval",
+		{Tag: "ActivationInterval",
 			Path:  "ActivationInterval",
 			Type:  utils.META_COMPOSED,
 			Value: config.NewRSRParsersMustCompile("~4", true, utils.INFIELD_SEP)},
-		&config.FCTemplate{Tag: "Path",
+		{Tag: "Path",
 			Path:  "Path",
 			Type:  utils.META_COMPOSED,
 			Value: config.NewRSRParsersMustCompile("~5", true, utils.INFIELD_SEP)},
-		&config.FCTemplate{Tag: "Initial",
+		{Tag: "Initial",
 			Path:  "Initial",
 			Type:  utils.META_COMPOSED,
 			Value: config.NewRSRParsersMustCompile("~6", true, utils.INFIELD_SEP)},
-		&config.FCTemplate{Tag: "Substitute",
+		{Tag: "Substitute",
 			Path:  "Substitute",
 			Type:  utils.META_COMPOSED,
 			Value: config.NewRSRParsersMustCompile("~7", true, utils.INFIELD_SEP)},
-		&config.FCTemplate{Tag: "Append",
+		{Tag: "Append",
 			Path:  "Append",
 			Type:  utils.META_COMPOSED,
 			Value: config.NewRSRParsersMustCompile("~8", true, utils.INFIELD_SEP)},
-		&config.FCTemplate{Tag: "Weight",
+		{Tag: "Weight",
 			Path:  "Weight",
 			Type:  utils.META_COMPOSED,
 			Value: config.NewRSRParsersMustCompile("~9", true, utils.INFIELD_SEP)},
 	}
 
 	rows := [][]string{
-		[]string{"cgrates.org", "ATTR_1", "*sessions;*cdrs", "*string:Account:1007", "2014-01-14T00:00:00Z", "Account", "*any", "1001", "false", "10"},
-		[]string{"cgrates.org", "ATTR_1", "", "", "", "Subject", "*any", "1001", "true", ""},
+		{"cgrates.org", "ATTR_1", "*sessions;*cdrs", "*string:Account:1007", "2014-01-14T00:00:00Z", "Account", "*any", "1001", "false", "10"},
+		{"cgrates.org", "ATTR_1", "", "", "", "Subject", "*any", "1001", "true", ""},
 	}
 	lData := make(LoaderData)
 	if err := lData.UpdateFromCSV("Attributes.csv", rows[0], attrSFlds,
@@ -118,53 +118,53 @@ func TestDataUpdateFromCSVOneFile(t *testing.T) {
 
 func TestDataUpdateFromCSVOneFile2(t *testing.T) {
 	attrSFlds := []*config.FCTemplate{
-		&config.FCTemplate{Tag: "TenantID",
+		{Tag: "TenantID",
 			Path:      "Tenant",
 			Type:      utils.MetaVariable,
 			Value:     config.NewRSRParsersMustCompile("~0", true, utils.INFIELD_SEP),
 			Mandatory: true},
-		&config.FCTemplate{Tag: "ProfileID",
+		{Tag: "ProfileID",
 			Path:      "ID",
 			Type:      utils.MetaVariable,
 			Value:     config.NewRSRParsersMustCompile("~1", true, utils.INFIELD_SEP),
 			Mandatory: true},
-		&config.FCTemplate{Tag: "Contexts",
+		{Tag: "Contexts",
 			Path:  "Contexts",
 			Type:  utils.MetaVariable,
 			Value: config.NewRSRParsersMustCompile("~2", true, utils.INFIELD_SEP)},
-		&config.FCTemplate{Tag: "FilterIDs",
+		{Tag: "FilterIDs",
 			Path:  "FilterIDs",
 			Type:  utils.MetaVariable,
 			Value: config.NewRSRParsersMustCompile("~3", true, utils.INFIELD_SEP)},
-		&config.FCTemplate{Tag: "ActivationInterval",
+		{Tag: "ActivationInterval",
 			Path:  "ActivationInterval",
 			Type:  utils.MetaVariable,
 			Value: config.NewRSRParsersMustCompile("~4", true, utils.INFIELD_SEP)},
-		&config.FCTemplate{Tag: "Path",
+		{Tag: "Path",
 			Path:  "Path",
 			Type:  utils.MetaVariable,
 			Value: config.NewRSRParsersMustCompile("~5", true, utils.INFIELD_SEP)},
-		&config.FCTemplate{Tag: "Initial",
+		{Tag: "Initial",
 			Path:  "Initial",
 			Type:  utils.MetaVariable,
 			Value: config.NewRSRParsersMustCompile("~6", true, utils.INFIELD_SEP)},
-		&config.FCTemplate{Tag: "Substitute",
+		{Tag: "Substitute",
 			Path:  "Substitute",
 			Type:  utils.MetaVariable,
 			Value: config.NewRSRParsersMustCompile("~7", true, utils.INFIELD_SEP)},
-		&config.FCTemplate{Tag: "Append",
+		{Tag: "Append",
 			Path:  "Append",
 			Type:  utils.MetaVariable,
 			Value: config.NewRSRParsersMustCompile("~8", true, utils.INFIELD_SEP)},
-		&config.FCTemplate{Tag: "Weight",
+		{Tag: "Weight",
 			Path:  "Weight",
 			Type:  utils.MetaVariable,
 			Value: config.NewRSRParsersMustCompile("~9", true, utils.INFIELD_SEP)},
 	}
 
 	rows := [][]string{
-		[]string{"cgrates.org", "ATTR_1", "*sessions;*cdrs", "*string:Account:1007", "2014-01-14T00:00:00Z", "Account", "*any", "1001", "false", "10"},
-		[]string{"cgrates.org", "ATTR_1", "", "", "", "Subject", "*any", "1001", "true", ""},
+		{"cgrates.org", "ATTR_1", "*sessions;*cdrs", "*string:Account:1007", "2014-01-14T00:00:00Z", "Account", "*any", "1001", "false", "10"},
+		{"cgrates.org", "ATTR_1", "", "", "", "Subject", "*any", "1001", "true", ""},
 	}
 	lData := make(LoaderData)
 	if err := lData.UpdateFromCSV("Attributes.csv", rows[0], attrSFlds,
@@ -208,45 +208,45 @@ func TestDataUpdateFromCSVOneFile2(t *testing.T) {
 
 func TestDataUpdateFromCSVMultiFiles(t *testing.T) {
 	attrSFlds := []*config.FCTemplate{
-		&config.FCTemplate{Tag: "TenantID",
+		{Tag: "TenantID",
 			Path:      "Tenant",
 			Type:      utils.MetaString,
 			Value:     config.NewRSRParsersMustCompile("cgrates.org", true, utils.INFIELD_SEP),
 			Mandatory: true},
-		&config.FCTemplate{Tag: "ProfileID",
+		{Tag: "ProfileID",
 			Path:      "ID",
 			Type:      utils.META_COMPOSED,
 			Value:     config.NewRSRParsersMustCompile("~File2.csv:1", true, utils.INFIELD_SEP),
 			Mandatory: true},
-		&config.FCTemplate{Tag: "Contexts",
+		{Tag: "Contexts",
 			Path:  "Contexts",
 			Type:  utils.MetaString,
 			Value: config.NewRSRParsersMustCompile("*any", true, utils.INFIELD_SEP)},
-		&config.FCTemplate{Tag: "Path",
+		{Tag: "Path",
 			Path:  "Path",
 			Type:  utils.META_COMPOSED,
 			Value: config.NewRSRParsersMustCompile("~File1.csv:5", true, utils.INFIELD_SEP)},
-		&config.FCTemplate{Tag: "Initial",
+		{Tag: "Initial",
 			Path:  "Initial",
 			Type:  utils.META_COMPOSED,
 			Value: config.NewRSRParsersMustCompile("~File1.csv:6", true, utils.INFIELD_SEP)},
-		&config.FCTemplate{Tag: "Substitute",
+		{Tag: "Substitute",
 			Path:  "Substitute",
 			Type:  utils.META_COMPOSED,
 			Value: config.NewRSRParsersMustCompile("~File1.csv:7", true, utils.INFIELD_SEP)},
-		&config.FCTemplate{Tag: "Append",
+		{Tag: "Append",
 			Path:  "Append",
 			Type:  utils.MetaString,
 			Value: config.NewRSRParsersMustCompile("true", true, utils.INFIELD_SEP)},
-		&config.FCTemplate{Tag: "Weight",
+		{Tag: "Weight",
 			Path:  "Weight",
 			Type:  utils.MetaString,
 			Value: config.NewRSRParsersMustCompile("10", true, utils.INFIELD_SEP)},
 	}
 
 	loadRun1 := map[string][]string{
-		"File1.csv": []string{"ignored", "ignored", "ignored", "ignored", "ignored", "Subject", "*any", "1001", "ignored", "ignored"},
-		"File2.csv": []string{"ignored", "ATTR_1"},
+		"File1.csv": {"ignored", "ignored", "ignored", "ignored", "ignored", "Subject", "*any", "1001", "ignored", "ignored"},
+		"File2.csv": {"ignored", "ATTR_1"},
 	}
 	lData := make(LoaderData)
 	for fName, record := range loadRun1 {
diff --git a/packages/debian/changelog b/packages/debian/changelog
index 10c30ec35..9f5deade1 100644
--- a/packages/debian/changelog
+++ b/packages/debian/changelog
@@ -8,6 +8,8 @@ cgrates (0.10.2~dev) UNRELEASED; urgency=medium
   * [General] Added *mo+extraDuration time support (e.g. *mo+1h will 
     be time.Now() + 1 month + 1 hour)
   * [SessionS] Use correctly SessionTTLUsage when calculate end usage in case of terminate session from ttl mechanism
+  * [RSRParsers] Removed attribute sistem from RSRParser  
+  * [RSRParsers] Added grave accent(`) char as a delimiter to not split tge RSR value
 
  -- DanB <danb@cgrates.org>  Tue, 12 May 2020 13:08:15 +0300