Activating module gives database error

If I activate this module, I get the message:

user warning: Unknown column 'nof.child_nid' in 'where clause' query: SELECT COUNT(*) FROM node n INNER JOIN node_access na ON na.nid = n.nid INNER JOIN node_access naa ON naa.nid = n.nid LEFT OUTER JOIN og_ancestry ogan ON ogan.nid = naa.nid left outer join term_node trn on trn.nid = naa.nid left outer join term_access ta on ta.tid = trn.tid left outer join og ogm on ogm.nid = naa.nid left outer join og_users_roles ogr on ogr.rid = naa.gid left outer join og_uid ogu on ogu.nid = naa.nid WHERE (na.grant_view >= 1 AND ((na.gid = 0 AND na.realm = 'all') OR (na.gid = 0 AND na.realm = 'og_public') OR (na.gid = 1 AND na.realm = 'term_access'))) AND (na.grant_view >= 1 AND ((na.gid = 0 AND na.realm = 'all') OR (na.gid = 0 AND na.realm = 'og_public') OR (na.gid = 1 AND na.realm = 'term_access')) AND (ogan.group_nid in ('') AND ta.rid in ('1') AND ta.grant_view = true) OR (na.realm = 'content_access_rid' AND ((na in /mnt/web4/40/03/51694503/htdocs/includes/database.mysql.inc on line 172.

Please help.