opt the error msg

routers/repo/modelarts.go

@@ -386,7 +386,10 @@ func NotebookManage(ctx *context.Context) {
 		if err != nil {
 			log.Error("ManageNotebook2(%s) failed:%v", task.JobName, err.Error(), ctx.Data["MsgID"])
 			resultCode = "-1"
-			errorMsg = "启动失败"
+			errorMsg = err.Error()
+			if strings.Contains(err.Error(), "ModelArts.6404") {
+				errorMsg = "the job's version is too old and can not be restarted"
+			}
 			break
 		}