diff --git a/nodes/Utils.py b/nodes/Utils.py
index b250c3a..5c9d978 100644
--- a/nodes/Utils.py
+++ b/nodes/Utils.py
@@ -465,7 +465,7 @@ class AppInfo:
     OUTPUT_IS_LIST = (False,)
 
     def run(self,name,image,input_ids,output_ids,description,version,share_prefix,link,category):
-
+        #TODO batch 的方式需要处理
         im=create_temp_file(image)
         
         # id=get_json_hash([name,im,input_ids,output_ids,description,version])
diff --git a/web/javascript/3d_mixlab.js b/web/javascript/3d_mixlab.js
index 6f4fada..0650577 100644
--- a/web/javascript/3d_mixlab.js
+++ b/web/javascript/3d_mixlab.js
@@ -196,6 +196,9 @@ app.registerExtension({
               }
               if (bg) {
                 data.bg_image = await parseImage(bg)
+                if (!data.bg_image.match('data:image/')) {
+                  delete data.bg_image
+                }
               }
 
               if (material) {