diff --git a/handler/im.go b/handler/im.go
index c154139..248c2cd 100644
--- a/handler/im.go
+++ b/handler/im.go
@@ -200,10 +200,8 @@ func doReceiveGenChatMessage(userId int, sessionID *uint, data *proto.WSMessageR
 		return errors.New("model not exist")
 	}
 	var err error
-	//查看是否有会话
-	if data.SessionID != 0 {
-		*sessionID = uint(data.SessionID)
-	}
+	//前端传入的sessionID为0，则新会话
+	*sessionID = uint(data.SessionID)
 	if *sessionID == 0 {
 		//创建会话
 		err, *sessionID = service.CreateSession(userId, data.Msg)