i'm using joomla 1.0. after upload FB i got this error msg in forum administrator

Unknown column 'g.id' in 'on clause' SQL=SELECT a.*, a.name AS category, u.name AS editor, g.name AS groupname, h.name AS admingroup FROM jos_fb_categories AS a LEFT JOIN jos_users AS u ON u.id = a.checked_out LEFT JOIN jos_core_acl_aro_groups AS g ON g.id = a.pub_access LEFT JOIN jos_core_acl_aro_groups AS h ON h.id = a.admin_access GROUP BY a.id ORDER BY a.ordering, a.name

pls help