Verify that the search filter is correct, and then try again, or else contact your System Administrator. To verify that the search filter is correct, from the Edit menu, choose Preferences, then choose Mail & Newsgroups, and then choose Addressing. Click Edit Directories, and select the LDAP server being used. Click Edit, and then click Advanced to display the Search Filter.
Verifica que'l filtru de gueta ye correutu, y vuelvi a intentalo, o contauta col alministrador del sistema. Pa verificar que'l filtru de gueta ye correutu, dende'l menú Edición, esbilla Preferencies, llueu seleiciona Corréu y Noticies, y dempués esbilla Direiciones. Calca Editar direutorios, y seleiciona'l sirvidor LDAP que tea usando. Calca Editar, y llueu fai clic n'Avanzaes p'amosar el filtru de gueta.