this is the error:
Database error
Invalid SQL: SELECT egw_addressbook.*,n_family,n_family<>’’ FROM egw_addressbook JOIN egw_addressbook2list ON egw_addressbook.contact_id=egw_addressbook2list.contact_id AND list_id=2 LEFT JOIN egw_accounts ON egw_addressbook.account_id=egw_accounts.account_id WHERE contact_tid=‘n’ AND (egw_addressbook.contact_owner=5 OR contact_private=0 AND egw_addressbook.contact_owner IN (-1,5,0) OR egw_addressbook.contact_owner IS NULL) AND (account_expires IS NULL OR account_expires = -1 OR account_expires > 1289939697) ORDER BY n_family<>’’ DESC,n_family ASC,n_given ASC,org_name ASC:
ERROR: ORDER BY «n_family» es ambiguo
LINE 1: …_expires > 1289939697) ORDER BY n_family<>’’ DESC,n_family A…
^
