Virtuemart disappeared from component list in admin panel

[delliott]

version: 2.6.6
Joomla version 2.5.22
I updated the virtuemart aio and it caused the menu item for virtuemart itself to disappear.  I'm stuck please help.

[jenkinhill]

http://forum.virtuemart.net/index.php?topic=124599.0
http://forum.virtuemart.net/index.php?topic=121979
http://forum.virtuemart.net/index.php?topic=121427