A PHP Error was encountered

Severity: Notice

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

Filename: template_dosen/footer.php

Line Number: 41

Backtrace:

File: /var/www/silabel/application/views/template_dosen/footer.php
Line: 41
Function: _error_handler

File: /var/www/silabel/application/controllers/Home.php
Line: 28
Function: view

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