diff --git a/comm/core.go b/comm/core.go
index 9e922bdec..a6d174229 100644
--- a/comm/core.go
+++ b/comm/core.go
@@ -42,6 +42,7 @@ type IUserSession interface {
 	GetUserId() string
 	GetIP() string
 	GetGatewayServiceId() string
+	IsLogin() bool
 	Build(uid string) (err error)
 	UnBuild(ServiceMethod string, msg proto.Message) (err error)
 	SendMsg(mainType, subType string, code pb.ErrorCode, msg proto.Message) (err error)
diff --git a/comm/usersession.go b/comm/usersession.go
index 44a961e51..f8ecb4d27 100644
--- a/comm/usersession.go
+++ b/comm/usersession.go
@@ -42,6 +42,10 @@ func (this *UserSession) GetGatewayServiceId() string {
 	return this.GatewayServiceId
 }
 
+func (this *UserSession) IsLogin() bool {
+	return this.UserId != ""
+}
+
 func (this *UserSession) Build(uid string) (err error) {
 	reply := &pb.RPCMessageReply{}
 	if err := this.service.RpcCallById(this.GatewayServiceId, string(Rpc_GatewayAgentBuild), context.Background(), &pb.AgentBuildReq{
diff --git a/pb/proto/user_db.proto b/pb/proto/user_db.proto
index 7a239c802..8c042169e 100644
--- a/pb/proto/user_db.proto
+++ b/pb/proto/user_db.proto
@@ -9,7 +9,7 @@ message Cache_UserData {
 
 message DB_UserData {
     string UserId = 1;                            //tags:{bson:"_id"}动态Id
-    string account = 2;
+    string Account = 2;
     string NiceName = 3;
     string Email  = 4;
     string Password = 5;