diff --git a/.travis.yml b/.travis.yml
index dafb450f7..778e37d32 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,7 @@
 language: go
 
 go:
-  - 1.9
+  - 1.11.0
 
 install:
   - go get github.com/Masterminds/glide
diff --git a/cmd/cgr-engine/cgr-engine.go b/cmd/cgr-engine/cgr-engine.go
index 18dcae1a3..26433f077 100644
--- a/cmd/cgr-engine/cgr-engine.go
+++ b/cmd/cgr-engine/cgr-engine.go
@@ -789,7 +789,7 @@ func startSupplierService(internalSupplierSChan chan rpcclient.RpcClientConnecti
 			cfg.ConnectAttempts, cfg.Reconnects, cfg.ConnectTimeout, cfg.ReplyTimeout,
 			cfg.SupplierSCfg().AttributeSConns, internalAttrSChan, cfg.InternalTtl)
 		if err != nil {
-			utils.Logger.Crit(fmt.Sprintf("<%s> Could not connect to &s: %s",
+			utils.Logger.Crit(fmt.Sprintf("<%s> Could not connect to %s: %s",
 				utils.SupplierS, utils.AttributeS, err.Error()))
 			exitChan <- true
 			return
diff --git a/cmd/cgr-engine/rater.go b/cmd/cgr-engine/rater.go
index 772fa47b3..a3f995ad3 100755
--- a/cmd/cgr-engine/rater.go
+++ b/cmd/cgr-engine/rater.go
@@ -176,6 +176,9 @@ func startRater(internalRaterChan chan rpcclient.RpcClientConnection, cacheS *en
 	if thdS != nil {
 		engine.SetThresholdS(thdS) // temporary architectural fix until we will have separate AccountS
 	}
+	if stats != nil {
+		engine.SetStatS(stats)
+	}
 	if cdrStats != nil { // ToDo: Fix here properly the init of stats
 		responder.CdrStats = cdrStats
 		apierRpcV1.CdrStatsSrv = cdrStats
diff --git a/config/fctemplate.go b/config/fctemplate.go
index fbac26051..d004f056f 100755
--- a/config/fctemplate.go
+++ b/config/fctemplate.go
@@ -37,8 +37,7 @@ func NewFCTemplateFromFCTemplateJsonCfg(jsnCfg *FcTemplateJsonCfg) (*FCTemplate,
 		}
 	}
 	if jsnCfg.Value != nil {
-		fcTmp.Value, err = NewRSRParsers(*jsnCfg.Value, true)
-		if err != nil {
+		if fcTmp.Value, err = NewRSRParsers(*jsnCfg.Value, true); err != nil {
 			return nil, err
 		}
 	}
@@ -117,10 +116,9 @@ func FCTemplatesFromFCTemapltesJsonCfg(jsnCfgFlds []*FcTemplateJsonCfg) ([]*FCTe
 	retFields := make([]*FCTemplate, len(jsnCfgFlds))
 	var err error
 	for i, jsnFld := range jsnCfgFlds {
-		retFields[i], err = NewFCTemplateFromFCTemplateJsonCfg(jsnFld)
-		if err != nil {
+		if retFields[i], err = NewFCTemplateFromFCTemplateJsonCfg(jsnFld); err != nil {
 			return nil, err
 		}
 	}
-	return retFields, err
+	return retFields, nil
 }
diff --git a/config/httpagntcfg.go b/config/httpagntcfg.go
index 7d5c1b16b..459716065 100644
--- a/config/httpagntcfg.go
+++ b/config/httpagntcfg.go
@@ -51,7 +51,9 @@ func (ca *HttpAgentCfg) loadFromJsonCfg(jsnCfg *HttpAgentJsonCfg) (err error) {
 		}
 	}
 	if jsnCfg.Tenant != nil {
-		ca.Tenant = NewRSRParsersMustCompile(*jsnCfg.Tenant, true)
+		if ca.Tenant, err = NewRSRParsers(*jsnCfg.Tenant, true); err != nil {
+			return err
+		}
 	}
 	if jsnCfg.Timezone != nil {
 		ca.Timezone = *jsnCfg.Timezone
diff --git a/config/loadersconfig.go b/config/loadersconfig.go
index 497372209..33e0208a0 100644
--- a/config/loadersconfig.go
+++ b/config/loadersconfig.go
@@ -76,7 +76,7 @@ func (self *LoaderDataType) loadFromJsonCfg(jsnCfg *LoaderJsonDataType) (err err
 	return nil
 }
 
-func (self *LoaderSConfig) loadFromJsonCfg(jsnCfg *LoaderJsonCfg) error {
+func (self *LoaderSConfig) loadFromJsonCfg(jsnCfg *LoaderJsonCfg) (err error) {
 	if jsnCfg == nil {
 		return nil
 	}
@@ -87,7 +87,9 @@ func (self *LoaderSConfig) loadFromJsonCfg(jsnCfg *LoaderJsonCfg) error {
 		self.Enabled = *jsnCfg.Enabled
 	}
 	if jsnCfg.Tenant != nil {
-		self.Tenant = NewRSRParsersMustCompile(*jsnCfg.Tenant, true)
+		if self.Tenant, err = NewRSRParsers(*jsnCfg.Tenant, true); err != nil {
+			return err
+		}
 	}
 	if jsnCfg.Dry_run != nil {
 		self.DryRun = *jsnCfg.Dry_run
diff --git a/config/raconfig.go b/config/raconfig.go
index ba0caf256..b3b196b7e 100644
--- a/config/raconfig.go
+++ b/config/raconfig.go
@@ -130,7 +130,9 @@ func (self *RARequestProcessor) loadFromJsonCfg(jsnCfg *RAReqProcessorJsnCfg) (e
 		self.ContinueOnSuccess = *jsnCfg.Continue_on_success
 	}
 	if jsnCfg.Tenant != nil {
-		self.Tenant = NewRSRParsersMustCompile(*jsnCfg.Tenant, true)
+		if self.Tenant, err = NewRSRParsers(*jsnCfg.Tenant, true); err != nil {
+			return err
+		}
 	}
 	if jsnCfg.Timezone != nil {
 		self.Timezone = *jsnCfg.Timezone
diff --git a/docs/installation.rst b/docs/installation.rst
index cf19ec5ce..334f936d3 100644
--- a/docs/installation.rst
+++ b/docs/installation.rst
@@ -33,15 +33,15 @@ In a nutshell all the dependencies are installed and used from a folder named *v
 
 First we have to setup the GO Lang to our OS. Feel free to download 
 the latest GO binary release from https://golang.org/dl/
-In this Tutorial we are going to install Go 1.10.3.
+In this Tutorial we are going to install Go 1.11.0.
 
 ::
 
-   cd $HOME && mkdir -p src/go opt && cd src
-   wget https://dl.google.com/go/go1.10.3.linux-amd64.tar.gz
-   tar -xvf go1.10.3.linux-amd64.tar.gz -C $HOME/opt
-   export GOPATH=$HOME/src/go
-   export PATH=$PATH:$HOME/opt/go/bin:$GOPATH/bin
+   rm -rf /usr/local/go
+   cd /tmp
+   wget https://dl.google.com/go/go1.11.linux-amd64.tar.gz
+   sudo tar -xvf go1.11.0.linux-amd64.tar.gz -C /usr/local/
+   export PATH=$PATH:/usr/local/go/bin:$GOPATH/bin
 
 3.2.2 Build CGRateS from Source
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
diff --git a/engine/account.go b/engine/account.go
index 093b0b88f..4864c586c 100644
--- a/engine/account.go
+++ b/engine/account.go
@@ -1075,26 +1075,28 @@ func (acc *Account) AsAccountSummary() *AccountSummary {
 }
 
 func (acnt *Account) Publish() {
-	if thresholdS == nil {
-		return
-	}
 	acntTnt := utils.NewTenantID(acnt.ID)
-	thEv := &ArgsProcessEvent{
-		CGREvent: utils.CGREvent{
-			Tenant: acntTnt.Tenant,
-			ID:     utils.GenUUID(),
-			Event: map[string]interface{}{
-				utils.EventType:     utils.AccountUpdate,
-				utils.EventSource:   utils.AccountService,
-				utils.Account:       acntTnt.ID,
-				utils.AllowNegative: acnt.AllowNegative,
-				utils.Disabled:      acnt.Disabled}}}
+	cgrEv := utils.CGREvent{
+		Tenant: acntTnt.Tenant,
+		ID:     utils.GenUUID(),
+		Event: map[string]interface{}{
+			utils.EventType:     utils.AccountUpdate,
+			utils.EventSource:   utils.AccountService,
+			utils.Account:       acntTnt.ID,
+			utils.AllowNegative: acnt.AllowNegative,
+			utils.Disabled:      acnt.Disabled}}
 	var tIDs []string
-	if err := thresholdS.Call(utils.ThresholdSv1ProcessEvent,
-		thEv, &tIDs); err != nil &&
-		err.Error() != utils.ErrNotFound.Error() {
-		utils.Logger.Warning(
-			fmt.Sprintf("<AccountS> error: %s processing account event %+v with ThresholdS.", err.Error(), thEv))
+	if statS != nil {
+		var reply []string
+		go statS.Call(utils.StatSv1ProcessEvent, &StatsArgsProcessEvent{CGREvent: cgrEv}, &reply)
+	}
+	if thresholdS != nil {
+		if err := thresholdS.Call(utils.ThresholdSv1ProcessEvent,
+			&ArgsProcessEvent{CGREvent: cgrEv}, &tIDs); err != nil &&
+			err.Error() != utils.ErrNotFound.Error() {
+			utils.Logger.Warning(
+				fmt.Sprintf("<AccountS> error: %s processing account event %+v with ThresholdS.", err.Error(), cgrEv))
+		}
 	}
 }
 
diff --git a/engine/balances.go b/engine/balances.go
index 6ed3c91d0..32ab7eaa6 100644
--- a/engine/balances.go
+++ b/engine/balances.go
@@ -696,31 +696,35 @@ func (b *Balance) AsBalanceSummary(typ string) *BalanceSummary {
 }
 
 func (b *Balance) Publish() {
-	if b.account == nil ||
-		thresholdS == nil {
+	if b.account == nil {
 		return
 	}
 	accountId := b.account.ID
 	acntTnt := utils.NewTenantID(accountId)
-	thEv := &ArgsProcessEvent{
-		CGREvent: utils.CGREvent{
-			Tenant: acntTnt.Tenant,
-			ID:     utils.GenUUID(),
-			Event: map[string]interface{}{
-				utils.EventType:   utils.BalanceUpdate,
-				utils.EventSource: utils.AccountService,
-				utils.Account:     acntTnt.ID,
-				utils.BalanceID:   b.ID,
-				utils.Units:       b.Value}}}
+	cgrEv := utils.CGREvent{
+		Tenant: acntTnt.Tenant,
+		ID:     utils.GenUUID(),
+		Event: map[string]interface{}{
+			utils.EventType:   utils.BalanceUpdate,
+			utils.EventSource: utils.AccountService,
+			utils.Account:     acntTnt.ID,
+			utils.BalanceID:   b.ID,
+			utils.Units:       b.Value}}
 	if !b.ExpirationDate.IsZero() {
-		thEv.Event[utils.ExpiryTime] = b.ExpirationDate.Format(time.RFC3339)
+		cgrEv.Event[utils.ExpiryTime] = b.ExpirationDate.Format(time.RFC3339)
+	}
+	if statS != nil {
+		var reply []string
+		go statS.Call(utils.StatSv1ProcessEvent, &StatsArgsProcessEvent{CGREvent: cgrEv}, &reply)
 	}
 	var tIDs []string
-	if err := thresholdS.Call(utils.ThresholdSv1ProcessEvent, thEv, &tIDs); err != nil &&
-		err.Error() != utils.ErrNotFound.Error() {
-		utils.Logger.Warning(
-			fmt.Sprintf("<AccountS> error: %s processing balance event %+v with ThresholdS.",
-				err.Error(), thEv))
+	if thresholdS != nil {
+		if err := thresholdS.Call(utils.ThresholdSv1ProcessEvent, &ArgsProcessEvent{CGREvent: cgrEv}, &tIDs); err != nil &&
+			err.Error() != utils.ErrNotFound.Error() {
+			utils.Logger.Warning(
+				fmt.Sprintf("<AccountS> error: %s processing balance event %+v with ThresholdS.",
+					err.Error(), cgrEv))
+		}
 	}
 }
 
diff --git a/engine/calldesc.go b/engine/calldesc.go
index 0470d40f5..240ab4d68 100644
--- a/engine/calldesc.go
+++ b/engine/calldesc.go
@@ -59,6 +59,7 @@ var (
 	debitPeriod              = 10 * time.Second
 	globalRoundingDecimals   = 6
 	thresholdS               rpcclient.RpcClientConnection // used by RALs to communicate with ThresholdS
+	statS                    rpcclient.RpcClientConnection
 	pubSubServer             rpcclient.RpcClientConnection
 	userService              rpcclient.RpcClientConnection
 	aliasService             rpcclient.RpcClientConnection
@@ -76,6 +77,10 @@ func SetThresholdS(thdS rpcclient.RpcClientConnection) {
 	thresholdS = thdS
 }
 
+func SetStatS(stsS rpcclient.RpcClientConnection) {
+	statS = stsS
+}
+
 // Sets the global rounding method and decimal precision for GetCost method
 func SetRoundingDecimals(rd int) {
 	globalRoundingDecimals = rd
diff --git a/general_tests/tutorial_calls_test.go b/general_tests/tutorial_calls_test.go
index b82ffb266..287ecd982 100755
--- a/general_tests/tutorial_calls_test.go
+++ b/general_tests/tutorial_calls_test.go
@@ -694,7 +694,7 @@ func testCallSyncSessions(t *testing.T) {
 	var numberOfCDR int
 	switch optConf {
 	case utils.Freeswitch:
-		sourceForCDR = utils.MetaSessionS
+		sourceForCDR = "FS_CHANNEL_ANSWER"
 		numberOfCDR = 2
 	case utils.Kamailio:
 		sourceForCDR = utils.MetaSessionS + "_" + utils.KamailioAgent
diff --git a/sessions/sessions.go b/sessions/sessions.go
index 80804e91b..f11f5caab 100644
--- a/sessions/sessions.go
+++ b/sessions/sessions.go
@@ -280,7 +280,14 @@ func (smg *SMGeneric) ttlTerminate(s *SMGSession, tmtr *smgSessionTerminator) {
 	}
 	cdr.Usage = s.TotalUsage
 	var reply string
-	smg.cdrsrv.Call("CdrsV1.ProcessCDR", cdr, &reply)
+	cgrEv := &utils.CGREvent{
+		Tenant: s.EventStart.GetStringIgnoreErrors(utils.Tenant),
+		ID:     utils.UUIDSha1Prefix(),
+		Event:  cdr.AsMapStringIface(),
+	}
+	if err = smg.cdrsrv.Call(utils.CdrsV2ProcessCDR, cgrEv, &reply); err != nil {
+		return
+	}
 	if smg.resS != nil && s.ResourceID != "" {
 		var reply string
 		argsRU := utils.ArgRSv1ResourceUsage{