Foren / Cotonti / Extensions / User Gallery Error

For the usergallery (see manual) you need to go to tools in admin menu.
There is usergallery, and on top there is install.
It will install the sql normally.

goto: /admin.php?m=tools&p=usergal

And there option:
Manage usergal's SQL tables in your Database. Reset Config / Install / Uninstall / Migrate