diff --git a/blender/fill_dm_code.py b/blender/fill_dm_code.py
index c0eb585..37c12bb 100644
--- a/blender/fill_dm_code.py
+++ b/blender/fill_dm_code.py
@@ -775,6 +775,7 @@ if __name__ == '__main__':
                         break
                 if isHaveAlready == 1:
                     continue
+                print_id = print_id.decode('utf-8')
                 #如果是唯一值， 则调用main函数
                 main(workdir, r, print_id)        
             except Exception as e: