The argument should be an array - uasort()

Type	php
Location	admin/content/taxonomy_manager/voc/52/2006?page=10
Referrer	admin/content/taxonomy_manager/voc/52/2006?page=10
Message	uasort() [<a href='function.uasort'>function.uasort</a>]: The argument should be an array in ncludes/common.inc on line 2843.
Severity	error