A PHP Error was encountered

Severity: Notice

Message: Undefined variable: wz_fenlei_wz

Filename: controllers/Front.php

Line Number: 164

Backtrace:

File: C:\phpstudy_pro\WWW\gyxxyz.com\application\controllers\Front.php
Line: 164
Function: _error_handler

File: C:\phpstudy_pro\WWW\gyxxyz.com\index.php
Line: 315
Function: require_once