diff --git a/cluster/router/chain/chain.go b/cluster/router/chain/chain.go
index 2119d57cb54ca61bba367fd46de9dcbfa33835ba..89be8156710aebf4c1bb3a526ad1d4217d784d88 100644
--- a/cluster/router/chain/chain.go
+++ b/cluster/router/chain/chain.go
@@ -65,10 +65,10 @@ func NewRouterChain(url *common.URL) (*RouterChain, error) {
 		return nil, perrors.Errorf("Illegal route rule!")
 	}
 	routers := make([]router.Router, 0)
-	for _, routerFactory := range routerFactories {
+	for key, routerFactory := range routerFactories {
 		r, err := routerFactory().Router(url)
 		if r == nil || err != nil {
-			logger.Errorf("router chain build router fail! error:%s", err.Error())
+			logger.Errorf("router chain build router fail! routerFactories key:%s  error:%s", key, err.Error())
 			continue
 		}
 		routers = append(routers, r)
diff --git a/cluster/router/condition/router.go b/cluster/router/condition/router.go
index bc6861f29249bd7c02d774fed9471d4effebc262..650752a4f880966a9bfbb1855a5f0da6a8ac32a5 100644
--- a/cluster/router/condition/router.go
+++ b/cluster/router/condition/router.go
@@ -41,10 +41,10 @@ const (
 	//ROUTE_PATTERN route pattern regex
 	ROUTE_PATTERN = `([&!=,]*)\\s*([^&!=,\\s]+)`
 	// FORCE ...
-	FORCE         = "force"
-	ENABLED       = "enabled"
+	FORCE   = "force"
+	ENABLED = "enabled"
 	// PRIORITY ...
-	PRIORITY      = "priority"
+	PRIORITY = "priority"
 )
 
 var (
diff --git a/common/constant/env.go b/common/constant/env.go
index 77295759908b7c22885a1413dce2734180e76a48..77680e377e33d2d575843728cedd536da798782d 100644
--- a/common/constant/env.go
+++ b/common/constant/env.go
@@ -22,4 +22,4 @@ const (
 	CONF_PROVIDER_FILE_PATH = "CONF_PROVIDER_FILE_PATH"
 	APP_LOG_CONF_FILE       = "APP_LOG_CONF_FILE"
 	CONF_ROUTER_FILE_PATH   = "CONF_ROUTER_FILE_PATH"
-)
\ No newline at end of file
+)