diff --git a/device/receivesendproc.go b/device/receivesendproc.go
index 8a6ffbe..f445ab6 100644
--- a/device/receivesendproc.go
+++ b/device/receivesendproc.go
@@ -482,8 +482,11 @@ func (device *Device) process_UpdatePeerMsg(peer *Peer, State_hash string) error
 				if device.graph.Weight(peerinfo.NodeID, device.ID, false) == mtypes.Infinity { // add node to graph
 					device.graph.UpdateLatency(peerinfo.NodeID, device.ID, mtypes.Infinity, 0, device.EdgeConfig.DynamicRoute.AdditionalCost, true, false)
 				}
-				device.NewPeer(sk, peerinfo.NodeID, false, 0)
-				thepeer = device.LookupPeer(sk)
+				thepeer, err = device.NewPeer(sk, peerinfo.NodeID, false, 0)
+				if err != nil {
+					device.log.Errorf("Failed to create peer with ID:%v PunKey:%v :%v", peerinfo.NodeID.ToString(), PubKey, err)
+					continue
+				}
 			}
 			if peerinfo.PSKey != "" {
 				pk, err := Str2PSKey(peerinfo.PSKey)
diff --git a/example_config/super_mode/EgNet_edge001.yaml b/example_config/super_mode/EgNet_edge001.yaml
index b6c28f8..0278423 100644
--- a/example_config/super_mode/EgNet_edge001.yaml
+++ b/example_config/super_mode/EgNet_edge001.yaml
@@ -39,7 +39,7 @@ DynamicRoute:
     PSKey: 2eOq1sJlEs3No80xYOaKJ059ElgRaSveyMu9IyQG3X8=
     EndpointV4: 127.0.0.1:3456
     PubKeyV4: 10CPQrpXKqXxnjtpdxDwnYqLglnuRnCFsiSAjxMrMTc=
-    EndpointV6: :3456
+    EndpointV6: ""
     PubKeyV6: KhpV1fJ+jtNT6S5wKUZJbb0oFlDNMS5qxO0f5Ow/QQU=
     EndpointEdgeAPIUrl: http://127.0.0.1:3456/eg_net/eg_api
     SkipLocalIP: false
diff --git a/example_config/super_mode/EgNet_edge002.yaml b/example_config/super_mode/EgNet_edge002.yaml
index 775cece..369a1ee 100644
--- a/example_config/super_mode/EgNet_edge002.yaml
+++ b/example_config/super_mode/EgNet_edge002.yaml
@@ -39,7 +39,7 @@ DynamicRoute:
     PSKey: Ye1vd4P8vZWCLmuhYq8yiu1ziB84AGwuO+/cexQObqc=
     EndpointV4: 127.0.0.1:3456
     PubKeyV4: 10CPQrpXKqXxnjtpdxDwnYqLglnuRnCFsiSAjxMrMTc=
-    EndpointV6: :3456
+    EndpointV6: ""
     PubKeyV6: KhpV1fJ+jtNT6S5wKUZJbb0oFlDNMS5qxO0f5Ow/QQU=
     EndpointEdgeAPIUrl: http://127.0.0.1:3456/eg_net/eg_api
     SkipLocalIP: false
diff --git a/gencfg/example_conf.go b/gencfg/example_conf.go
index ccfab57..67885a0 100644
--- a/gencfg/example_conf.go
+++ b/gencfg/example_conf.go
@@ -156,6 +156,8 @@ func GetExampleEdgeConf(templatePath string, getDemo bool) mtypes.EdgeConfig {
 		econfig.Peers = []mtypes.PeerInfo{}
 		econfig.NextHopTable = make(mtypes.NextHopTable)
 		econfig.DynamicRoute.P2P.GraphRecalculateSetting.ManualLatency = make(mtypes.DistTable)
+		econfig.DynamicRoute.SuperNode.EndpointV4 = ""
+		econfig.DynamicRoute.SuperNode.EndpointV6 = ""
 	}
 	return econfig
 }
diff --git a/gencfg/gencfgSM.go b/gencfg/gencfgSM.go
index 28a42bc..bd9faa0 100644
--- a/gencfg/gencfgSM.go
+++ b/gencfg/gencfgSM.go
@@ -261,8 +261,12 @@ func GenSuperCfg(SMCinfigPath string, printExample bool) (err error) {
 		idstr := fmt.Sprintf("%0"+strconv.Itoa(len(strconv.Itoa(ModeIDmax)))+"d", i)
 
 		allec[i] = peerceconf
-		peerceconf.DynamicRoute.SuperNode.EndpointV4 = EndpointV4 + ":" + ListenPort
-		peerceconf.DynamicRoute.SuperNode.EndpointV6 = EndpointV6 + ":" + ListenPort
+		if EndpointV4 != "" {
+			peerceconf.DynamicRoute.SuperNode.EndpointV4 = EndpointV4 + ":" + ListenPort
+		}
+		if EndpointV6 != "" {
+			peerceconf.DynamicRoute.SuperNode.EndpointV6 = EndpointV6 + ":" + ListenPort
+		}
 		peerceconf.DynamicRoute.SuperNode.EndpointEdgeAPIUrl = EndpointEdgeAPIUrl
 		peerceconf.Interface.MacAddrPrefix = MacPrefix
 		peerceconf.Interface.IPv4CIDR = IPv4Block
diff --git a/main_edge.go b/main_edge.go
index 2101da1..4494477 100644
--- a/main_edge.go
+++ b/main_edge.go
@@ -261,7 +261,7 @@ func Edge(configPath string, useUAPI bool, printExample bool, bindmode string) (
 	mtypes.SdNotify(false, mtypes.SdNotifyReady)
 	SdNotify, err := mtypes.SdNotify(false, mtypes.SdNotifyReady)
 	if econfig.LogLevel.LogInternal {
-		fmt.Printf("Internal: SdNotify:%v err:%v", SdNotify, err)
+		fmt.Printf("Internal: SdNotify:%v err:%v\n", SdNotify, err)
 	}
 
 	select {
diff --git a/main_super.go b/main_super.go
index 4fb619e..3daa9c8 100644
--- a/main_super.go
+++ b/main_super.go
@@ -215,7 +215,7 @@ func Super(configPath string, useUAPI bool, printExample bool, bindmode string)
 			return fmt.Errorf("error parse PostScript %v", err)
 		}
 		if sconfig.LogLevel.LogInternal {
-			fmt.Printf("PostScript: exec.Command(%v)", cmdarg)
+			fmt.Printf("PostScript: exec.Command(%v)\n", cmdarg)
 		}
 		cmd := exec.Command(cmdarg[0], cmdarg[1:]...)
 		out, err := cmd.CombinedOutput()
@@ -229,7 +229,7 @@ func Super(configPath string, useUAPI bool, printExample bool, bindmode string)
 
 	SdNotify, err := mtypes.SdNotify(false, mtypes.SdNotifyReady)
 	if sconfig.LogLevel.LogInternal {
-		fmt.Printf("Internal: SdNotify:%v err:%v", SdNotify, err)
+		fmt.Printf("Internal: SdNotify:%v err:%v\n", SdNotify, err)
 	}
 
 	signal.Notify(term, syscall.SIGTERM)