A PHP Error was encountered

Severity: Notice

Message: Trying to get property of non-object

Filename: controllers/tour.php

Line Number: 152

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/thuthach/vietchallenge.com/system/core/Exceptions.php:186)

Filename: helpers/url_helper.php

Line Number: 541