diff --git a/app/core/timer.py b/app/core/timer.py
index efd46f7..1536710 100644
--- a/app/core/timer.py
+++ b/app/core/timer.py
@@ -39,14 +39,14 @@ from app.services import System
 
 class MainTimer(QWidget):
 
+    if_FailSafeExceptioned = False
+
     def __init__(
         self,
         parent=None,
     ):
         super().__init__(parent)
 
-        self.if_FailSafeException = False
-
         self.Timer = QTimer()
         self.Timer.timeout.connect(self.timed_start)
         self.Timer.timeout.connect(self.set_silence)
@@ -102,9 +102,9 @@ class MainTimer(QWidget):
                     ]
                 )
             except pyautogui.FailSafeException as e:
-                if not self.if_FailSafeException:
+                if not self.if_FailSafeExceptioned:
                     logger.warning(f"FailSafeException: {e}")
-                    self.if_FailSafeException = True
+                    self.if_FailSafeExceptioned = True
 
     def search_queue(self) -> list:
         """搜索所有调度队列实例"""