Hello, I've the following configuration samba 2.2.5 with acl, kernel 2.4.18 patched, e2fsprogs patched, fileutils patched acl installed everything works fine so far but when i try to add a user with win NT or win2k dialog box the following error messages appears in smbd.log [2002/07/31 15:08:36, 0] smbd/posix_acls.c:create_canon_ace_lists(823) create_canon_ace_lists: unable to map SID S-1-5-21-1208494935-1831337447-425335717-21000 to uid or gid. my config file looks like that [global] add user script = /usr/sbin/useradd %U wins server create mask = 0777 force create mode = 00 security mask = 0777 force security mode = 00 directory mask = 0777 force directory mode = 00 directory security mask = 0777 force directory security mode = 00 inherit permissions = No inherit acls = No [raid] path = /raid read only = no nt acl support = yes I hope there is somebody who can help me.