A PHP Error was encountered

Severity: Notice

Message: Trying to access array offset on value of type null

Filename: models/News_model.php

Line Number: 122

Backtrace:

File: D:\vhosts\xinshidian.info\hcpect.com\application\models\News_model.php
Line: 122
Function: _error_handler

File: D:\vhosts\xinshidian.info\hcpect.com\application\controllers\News.php
Line: 74
Function: detail

File: D:\vhosts\xinshidian.info\hcpect.com\index.php
Line: 315
Function: require_once