A PHP Error was encountered

Severity: Notice

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

Filename: helpers/custom_helper.php

Line Number: 288

Backtrace:

File: /home/emrecinc/public_html/application/helpers/custom_helper.php
Line: 288
Function: _error_handler

File: /home/emrecinc/public_html/application/views/auth/_login.php
Line: 31
Function: old

File: /home/emrecinc/public_html/application/views/partials/_footer.php
Line: 7
Function: view

File: /home/emrecinc/public_html/application/controllers/Home.php
Line: 173
Function: view

File: /home/emrecinc/public_html/index.php
Line: 315
Function: require_once