mary:
Yes using DOMAIN\user format
but whatever i enter in those field, i always got the same message. Seems like Vista is returning the error without even checking the samba server.
nenonano:
event viewer don't return anything. have been googling for 4 days rather intensivly, but nothing outside already applied strategies.
boris:
Did put 192.168.1.20 in wins server, rebooted, but same problem.
Maybe i'm going to reinstall my PC to restart with a clean installation ad will try before making windows updates.