卸载模块报下面的错误，下载模块卸载完了之后找不到了

An uncaught Exception was encountered

Type: Error

Message: Call to undefined method Poscms\Model\Weixin\Weixin::delete_for_module()

Filename: D:\LiuJiaoMao\tiaosucai.com\wwwroot\diy\poscms\model\Module.php

Line Number: 1006

Backtrace:

File: D:\LiuJiaoMao\tiaosucai.com\wwwroot\diy\poscms\model\Module.php
Line: 1105
Function: uninstall

File: D:\LiuJiaoMao\tiaosucai.com\wwwroot\diy\dayrui\controllers\admin\Module.php
Line: 568
Function: del

File: D:\LiuJiaoMao\tiaosucai.com\wwwroot\diy\Init.php
Line: 98
Function: require

File: D:\LiuJiaoMao\tiaosucai.com\wwwroot\index.php
Line: 51
Function: require

File: D:\LiuJiaoMao\tiaosucai.com\wwwroot\admin.php
Line: 8
Function: require