A PHP Error was encountered

Severity: Notice

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

Filename: controllers/Product.php

Line Number: 611

Backtrace:

File: /home/homeboxb/public_html/application/controllers/Product.php
Line: 611
Function: _error_handler

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