A PHP Error was encountered

Severity: Notice

Message: Undefined index: visible

Filename: controllers/cars.php

Line Number: 26

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /usr/local/lib/php/CodeIgniter/1.7.2/libraries/Exceptions.php:166)

Filename: helpers/url_helper.php

Line Number: 541