Just upgraded to 3.0.21a, all seems to be working fine now. Will stress test the server tomorrow.
It seems that when upgraded to 3.0.21a I missed to restore the group_mapping.tdb and that caused all the problems. Many thanks to all for your help. Oliver -- Oliver Schulze L. <[EMAIL PROTECTED]> -- To unsubscribe from this list go to the following URL and read the instructions: https://lists.samba.org/mailman/listinfo/samba