A PHP Error was encountered

Severity: Notice

Message: Undefined index: HTTP_REFERER

Filename: controllers/Cart.php

Line Number: 657

Backtrace:

File: /var/www/zab.ee-buyer/application/core/MY_Exceptions.php
Line: 190
Function: include

File: /var/www/zab.ee-buyer/application/controllers/Cart.php
Line: 657
Function: _error_handler

File: /var/www/zab.ee-buyer/index.php
Line: 333
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Division by zero

Filename: models/Cart_Model.php

Line Number: 902

Backtrace:

File: /var/www/zab.ee-buyer/application/core/MY_Exceptions.php
Line: 190
Function: include

File: /var/www/zab.ee-buyer/application/models/Cart_Model.php
Line: 902
Function: _error_handler

File: /var/www/zab.ee-buyer/application/models/Cart_Model.php
Line: 976
Function: calculateItemShipping

File: /var/www/zab.ee-buyer/application/models/Cart_Model.php
Line: 1594
Function: calculateCartItemShipping

File: /var/www/zab.ee-buyer/application/controllers/Cart.php
Line: 517
Function: shippingCal

File: /var/www/zab.ee-buyer/application/controllers/Cart.php
Line: 238
Function: cartAjaxupdate

File: /var/www/zab.ee-buyer/application/controllers/Cart.php
Line: 673
Function: addtocart

File: /var/www/zab.ee-buyer/index.php
Line: 333
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /var/www/zab.ee-buyer/application/core/MY_Exceptions.php:193)

Filename: helpers/url_helper.php

Line Number: 563

Backtrace:

File: /var/www/zab.ee-buyer/application/core/MY_Exceptions.php
Line: 190
Function: include

File: /var/www/zab.ee-buyer/application/controllers/Cart.php
Line: 676
Function: redirect

File: /var/www/zab.ee-buyer/index.php
Line: 333
Function: require_once