diff --git a/src/ui/app.py b/src/ui/app.py
index ff55ba9..2ad74ac 100644
--- a/src/ui/app.py
+++ b/src/ui/app.py
@@ -99,7 +99,7 @@ class Application(QMainWindow):
 
     def load_config(self):
         config = configparser.ConfigParser()
-        config_file = 'src/config.ini'
+        config_file = 'config.ini'
 
         if not os.path.exists(config_file):
             QMessageBox.warning(None, "警告", "用户信息获取失败！")
@@ -137,7 +137,7 @@ class Application(QMainWindow):
             self.thread_pool.start(report_task)
 
     def apply_stylesheet(self):
-        style_sheet = self.load_stylesheet(resource_path('src/ui/style.qss'))
+        style_sheet = self.load_stylesheet(resource_path('ui/style.qss'))
         self.setStyleSheet(style_sheet)
 
     def refresh_user_data(self):
@@ -343,7 +343,7 @@ class Application(QMainWindow):
 
     def handle_data_change(self, table, cell_data, col, account_username, notifications):
         if table.rowCount() > 1 and col != 0:
-            old_data_str = table.item(1, col).text()
+            old_data_str = table.item(table.rowCount()-1, col).text()
             old_data = convert_data(old_data_str)
             new_data = convert_data(cell_data)