ADMIN WEBHOSTING DEVELOPMENT

Warning: Parameter 1 to modMainMenuHelper::buildXML() expected to be a reference, value
Joomla do not show the menu after upgrading php and mysql to 5.3 and 5.1 resply.

Solution :
Open

vi modules/mod_mainmenu/helper.php

Replace

function buildXML(&$params)

with

function buildXML($params)