diff --git a/models/ai_model_manage.go b/models/ai_model_manage.go
index e30568afc..38f387bf8 100644
--- a/models/ai_model_manage.go
+++ b/models/ai_model_manage.go
@@ -125,8 +125,11 @@ func QueryModelById(id string) (*AiModelManage, error) {
 	err := sess.Find(&aiModelManageList)
 	if err == nil {
 		if len(aiModelManageList) == 1 {
+			log.Info("return a model.")
 			return aiModelManageList[0], nil
 		}
+	} else {
+		log.Info("error=" + err.Error())
 	}
 	return nil, err
 }
diff --git a/routers/repo/ai_model_manage.go b/routers/repo/ai_model_manage.go
index b0937aa6d..3db263d85 100644
--- a/routers/repo/ai_model_manage.go
+++ b/routers/repo/ai_model_manage.go
@@ -782,20 +782,22 @@ func QueryModelListForPredict(ctx *context.Context) {
 func QueryModelFileForPredict(ctx *context.Context) {
 	id := ctx.Query("ID")
 	model, err := models.QueryModelById(id)
-	if err != nil {
+	if err == nil {
+		if model.Type == models.TypeCloudBrainTwo {
+			prefix := model.Path[len(setting.Bucket)+1:]
+			fileinfos, _ := storage.GetAllObjectByBucketAndPrefix(setting.Bucket, prefix)
+			ctx.JSON(http.StatusOK, fileinfos)
+		} else if model.Type == models.TypeCloudBrainOne {
+			prefix := model.Path[len(setting.Attachment.Minio.Bucket)+1:]
+			fileinfos, _ := storage.GetAllObjectByBucketAndPrefixMinio(setting.Attachment.Minio.Bucket, prefix)
+			ctx.JSON(http.StatusOK, fileinfos)
+		}
+	} else {
 		log.Error("no such model!", err.Error())
 		ctx.ServerError("no such model:", err)
 		return
 	}
-	if model.Type == models.TypeCloudBrainTwo {
-		prefix := model.Path[len(setting.Bucket)+1:]
-		fileinfos, _ := storage.GetAllObjectByBucketAndPrefix(setting.Bucket, prefix)
-		ctx.JSON(http.StatusOK, fileinfos)
-	} else if model.Type == models.TypeCloudBrainOne {
-		prefix := model.Path[len(setting.Attachment.Minio.Bucket)+1:]
-		fileinfos, _ := storage.GetAllObjectByBucketAndPrefixMinio(setting.Attachment.Minio.Bucket, prefix)
-		ctx.JSON(http.StatusOK, fileinfos)
-	}
+
 }
 
 func QueryOneLevelModelFile(ctx *context.Context) {