On Jan 11 14:49, Charles Hedrick wrote: > File system mounted via Kerberized NFS. > > chgrp has no effect, whether specifying the group by name (with an > entry in /etc/group) or number. An error is given if an invalid group > name is used. No error when a good one is used. Packet trace shows a > GETATTR but nothing that would change the group. chown/chgrp only work on filesystems supporting Windows SIDs and ACLs. Microsoft NFS doesn't. Cygwin's chown/chgrp ion NFS just fakes success, just like on FAT. Corinna -- Corinna Vinschen Cygwin Maintainer