I add other informations....if i do a 'ldapsearch -x uid=tmpprova' i obtain: version: 2 # # filter: uid=tmpprova # requesting: ALL # # search result search: 2 result: 32 No such object # numResponses: 1 I have the same result with 'ldapsearch -x -b "dc=univr,dc=it" uid=tmpprova' Can you help me? Francesco