A PHP Error was encountered

Severity: Notice

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

Filename: frontend/cart.php

Line Number: 85

Backtrace:

File: /home2/evgsoijq/public_html/ereganto.com.au/application/views/frontend/cart.php
Line: 85
Function: _error_handler

File: /home2/evgsoijq/public_html/ereganto.com.au/application/controllers/Cart.php
Line: 19
Function: view

File: /home2/evgsoijq/public_html/ereganto.com.au/index.php
Line: 324
Function: require_once