Subject: bin/10043: chown: '.' not supported in username
To: None <>
From: None <>
List: netbsd-bugs
Date: 05/04/2000 06:35:12
>Number:         10043
>Category:       bin
>Synopsis:       chown: '.' not supported in username
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    bin-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Thu May 04 06:36:00 PDT 2000
>Originator:     Paolo Torelli
>Release:        i386
NetBSD localhost 1.4.2 NetBSD 1.4.2 (EOS_ATH) #4: Wed May  3 18:15:24 CEST 2000
    root@/usr/src/sys/arch/i386/compile/EOS_ATH i386

if there's a user whose name is eg: x.y, chown x.y:mygroup anything gives the answer:
"chown x:mygroup: invalid group name"
create any user with a dot in its username
try to chown any file to him
read the message

do not use dots in usernames?