--- a/controls/VariablePanel.py	Fri Oct 28 18:54:33 2022 +0800
+++ b/controls/VariablePanel.py	Fri Oct 28 18:59:04 2022 +0800
@@ -424,6 +424,8 @@
 
         return True
 
+        return True
+
     def ShowMessage(self, message):
         message = wx.MessageDialog(self.ParentWindow, message, _("Error"), wx.OK | wx.ICON_ERROR)
         message.ShowModal()