A PHP Error was encountered

Severity: Warning

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

Filename: controllers/Welcome.php

Line Number: 83

Backtrace:

File: /var/capi/ss/application/controllers/Welcome.php
Line: 83
Function: array_multisort

File: /var/capi/ss/application/controllers/Welcome.php
Line: 68
Function: arrayKeySort

File: /var/capi/ss/index.php
Line: 315
Function: require_once