diff --git a/service/scan_my_workflows_folder.py b/service/scan_my_workflows_folder.py
index babf448..9fb598c 100644
--- a/service/scan_my_workflows_folder.py
+++ b/service/scan_my_workflows_folder.py
@@ -53,6 +53,10 @@ def folder_handle(path, recursive, metaInfoOnly, fileList=None):
 def file_handle(name, fileList, file_path, metaInfoOnly):
     with open(file_path, 'r', encoding='utf-8') as f:
         json_data = json.load(f)
+
+    if not isinstance(json_data, (dict,)):
+        logging.error(f"{file_path} not in proper ComfyUI workflow format")
+        return
     
     createTime, updateTime = getFileCreateTime(file_path)
     workspace_info = json_data.get('extra', {}).get('workspace_info', {})   
@@ -96,4 +100,4 @@ def getFileCreateTime(path):
         createTime = int(getattr(file_stats, 'st_birthtime', file_stats.st_ctime) * 1000)
     
     updateTime = int(file_stats.st_mtime * 1000)
-    return createTime, updateTime
\ No newline at end of file
+    return createTime, updateTime