diff --git a/handler/im.go b/handler/im.go
index 6efefba..3cda178 100644
--- a/handler/im.go
+++ b/handler/im.go
@@ -16,6 +16,7 @@ import (
 	"net/http"
 	"strconv"
 	"sync"
+	"time"
 )
 
 type SMessage struct {
@@ -133,6 +134,10 @@ func subscribeAndHandleIMMessages(ws *websocket.Conn, userId int) {
 			err = doReceiveGenChatMessage(userId, &sessionID, &data, chanel)
 			if err != nil {
 				log.Println("do receive gen chat message error:", err)
+				//返回错误消息
+				errMsg := proto.WSMessage{Code: proto.OperationFailed, ErrorMsg: "服务器处理错误", SessionID: int(sessionID)}
+				errMsgStr, _ := json.Marshal(errMsg)
+				worker.Publish(chanel, string(errMsgStr), time.Second*60)
 				return
 			}
 		}
@@ -236,7 +241,7 @@ func doReceiveGenChatMessage(userId int, sessionID *uint, data *proto.WSMessageR
 		}
 		log.Println("create session id:", *sessionID)
 		//会话名称过长，使用ai进行总结
-		if len(sessionName) > 30 {
+		if len(sessionName) > 30 && data.Function == "gen-chat" { //只有在通用聊天时才进行ai总结
 			//通过ai总结会话名称
 			go func() {
 				sessionErr := service.UpdateSessionNameByAIAndID(int(*sessionID), userId, sessionName)
diff --git a/proto/im.go b/proto/im.go
index affc8b5..d50eea3 100644
--- a/proto/im.go
+++ b/proto/im.go
@@ -14,6 +14,7 @@ type AIQueueMessage struct {
 type WSMessage struct {
 	Code      int            `json:"code"`       //返回码,0表示成功， 其它状态码
 	Type      string         `json:"type"`       //接收及发送消息类型
+	ErrorMsg  string         `json:"error_msg"`  //错误信息
 	Msg       AIQueueMessage `json:"msg"`        //消息内容,只进行转发，不做处理
 	SessionID int            `json:"session_id"` //应用层会话id
 	ToID      int            `json:"to_id"`      //接收者id