A PHP Error was encountered

Severity: Warning

Message: Attempt to read property "city_name" on null

Filename: categories/city.php

Line Number: 20

Backtrace:

File: /home/livingxtra/public_html/application/views/categories/city.php
Line: 20
Function: _error_handler

File: /home/livingxtra/public_html/application/controllers/Page.php
Line: 403
Function: view

File: /home/livingxtra/public_html/index.php
Line: 315
Function: require_once