A PHP Error was encountered

Severity: Warning

Message: array_multisort(): Argument #1 is expected to be an array or a sort flag

Filename: controllers/Blog_video.php

Line Number: 18

Backtrace:

File: /home/aagaazco/public_html/application/controllers/Blog_video.php
Line: 18
Function: array_multisort

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