diff --git a/app/DataBase/msg.py b/app/DataBase/msg.py
index 091aafc..e28c99d 100644
--- a/app/DataBase/msg.py
+++ b/app/DataBase/msg.py
@@ -7,8 +7,6 @@ from pprint import pprint
 
 from app.log import logger
 
-DB = None
-cursor = None
 db_path = "./app/Database/Msg/MSG.db"
 lock = threading.Lock()
 
diff --git a/app/components/CAvatar.py b/app/components/CAvatar.py
index 4330cb5..71bb3a4 100644
--- a/app/components/CAvatar.py
+++ b/app/components/CAvatar.py
@@ -188,6 +188,7 @@ class CAvatar(QWidget):
         """设置url,可以是本地路径,也可以是网络地址
         :param url:
         """
+        return
         self.url = url
         self._get(url)
 
diff --git a/readme.md b/readme.md
index 252fcbb..c57b16b 100644
--- a/readme.md
+++ b/readme.md
@@ -288,6 +288,7 @@ python main.py
 # 🏆致谢
 
 * PC微信解密工具:[https://github.com/xaoyaoo/PyWxDump](https://github.com/xaoyaoo/PyWxDump)
+* PyQt组件库[https://github.com/PyQt5/CustomWidgets](https://github.com/PyQt5/CustomWidgets)
 * 我的得力助手:[ChatGPT](https://chat.openai.com/)
 
 ---