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: 237

Backtrace:

File: /var/www/vhosts/yakupates.com.tr/httpdocs/application/helpers/custom_helper.php
Line: 237
Function: _error_handler

File: /var/www/vhosts/yakupates.com.tr/httpdocs/application/views/contact.php
Line: 58
Function: old

File: /var/www/vhosts/yakupates.com.tr/httpdocs/application/controllers/Home.php
Line: 110
Function: view

File: /var/www/vhosts/yakupates.com.tr/httpdocs/index.php
Line: 315
Function: require_once