A PHP Error was encountered

Severity: Warning

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

Filename: Department/notification.php

Line Number: 131

Backtrace:

File: /var/www/html/application/views/Faculty/Department/notification.php
Line: 131
Function: _error_handler

File: /var/www/html/application/controllers/Department.php
Line: 475
Function: view

File: /var/www/html/index.php
Line: 315
Function: require_once

Notification