Fatal error: Uncaught Error: Using $this when not in object context in D:\Server\Apache24\htdocs\zentaopms\tmp\backup\20250221110019320_6.code\extension\lite\todo\ext\lang\zh-cn\lite.php:4 Stack trace: #0 {main} thrown in D:\Server\Apache24\htdocs\zentaopms\tmp\backup\20250221110019320_6.code\extension\lite\todo\ext\lang\zh-cn\lite.php on line 4