Mutt made me believe that Brian Hechinger wrote:
> mtree: unknown group named
> mtree: failed at line 2680 of the specification

Read src/UPDATING -- it mentions that you have to create a named user
manually.

Bye,
 Thomas

-- 
Thomas Klausner - wiz@danbala.tuwien.ac.at
To live for some future goal is shallow. It's the sides of the mountain
that sustain life, not the top. -- Robert M. Pirsig