A PHP Error was encountered

Severity: Notice

Message: Undefined index: HTTP_REFERER

Filename: controllers/Cart.php

Line Number: 142

Backtrace:

File: /var/www/vhosts/307teak.com/httpdocs/application/controllers/Cart.php
Line: 142
Function: _error_handler

File: /var/www/vhosts/307teak.com/httpdocs/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Notice

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

Filename: controllers/Cart.php

Line Number: 153

Backtrace:

File: /var/www/vhosts/307teak.com/httpdocs/application/controllers/Cart.php
Line: 153
Function: _error_handler

File: /var/www/vhosts/307teak.com/httpdocs/index.php
Line: 315
Function: require_once