A PHP Error was encountered

Severity: Notice

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

Filename: include/footer.php

Line Number: 87

Backtrace:

File: D:\www\edu\edu2022\application\views\include\footer.php
Line: 87
Function: _error_handler

File: D:\www\edu\edu2022\application\views\show_news_detail.php
Line: 85
Function: view

File: D:\www\edu\edu2022\application\controllers\Home.php
Line: 497
Function: view

File: D:\www\edu\edu2022\index.php
Line: 315
Function: require_once