A PHP Error was encountered

Severity: Warning

Message: array_key_exists() expects parameter 2 to be array, null given

Filename: controllers/Customer.php

Line Number: 561

Backtrace:

File: /home1/stayconnected/public_html/application/modules/public/controllers/Customer.php
Line: 561
Function: _error_handler

File: /home1/stayconnected/public_html/application/core/MY_Controller.php
Line: 178
Function: cart

File: /home1/stayconnected/public_html/index.php
Line: 327
Function: require_once