Fatal error: Uncaught Error: Using $this when not in object context in D:\Server\Apache24\htdocs\zentaopms\tmp\backup\20250205104613820_6.code\module\mail\view\test.html.php:19 Stack trace: #0 {main} thrown in D:\Server\Apache24\htdocs\zentaopms\tmp\backup\20250205104613820_6.code\module\mail\view\test.html.php on line 19