diff --git a/routers/repo/modelarts.go b/routers/repo/modelarts.go
index d5dd459c0..9c670e203 100755
--- a/routers/repo/modelarts.go
+++ b/routers/repo/modelarts.go
@@ -207,13 +207,11 @@ func Notebook2Create(ctx *context.Context, form auth.CreateModelArtsNotebookForm
 
 	tasks, err := models.GetCloudbrainsByDisplayJobName(repo.ID, string(models.JobTypeDebug), displayJobName)
 	if err == nil {
-		for _, task := range tasks {
-			if strings.EqualFold(task.DisplayJobName, displayJobName) {
-				log.Error("the job name did already exist", ctx.Data["MsgID"])
-				notebookNewDataPrepare(ctx)
-				ctx.RenderWithErr("the job name did already exist", tplModelArtsNotebookNew, &form)
-				return
-			}
+		if len(tasks) != 0 {
+			log.Error("the job name did already exist", ctx.Data["MsgID"])
+			notebookNewDataPrepare(ctx)
+			ctx.RenderWithErr("the job name did already exist", tplModelArtsNotebookNew, &form)
+			return
 		}
 	} else {
 		if !models.IsErrJobNotExist(err) {