Fatal error: Cannot declare class error, because the name is already in use in C:\phpstudy_pro\WWW\tsbase\system\module\error\control.php on line 27

15:55:00 Cannot declare class error, because the name is already in use in C:\phpstudy_pro\WWW\tsbase\system\module\error\control.php on line 27 when visiting /index.php?m=article&f=browse&moduleID=