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From: wjw@eba.eb.ele.tue.nl (Willem Jan Withagen)
Newsgroups: comp.sys.apollo
Subject: Re: Problem with groups (su)
Keywords: su /etc/group rgyd
Message-ID: <1112@eba.eb.ele.tue.nl>
Date: 20 Mar 91 19:56:29 GMT
References: <1991Mar19.154313@ap.co.umist.ac.uk>
Sender: news@eb.ele.tue.nl (The News system)
Organization: Eindhoven University of Technology, The Netherlands
Lines: 33

In article <1991Mar19.154313@ap.co.umist.ac.uk> rn@ap.co.umist.ac.uk (bob nutter) writes:
=>Hi!
=>
=>Has anyone experienced the following, and do they have any solutions?:-
=>
=>On certain nodes, an su is rebuffed with `You do not have permission to su
=>root'. The thing is, I *do*! Running groups(1) just prints a blank line, 
=>whilst
=>doing 'groups rn' gives the expected answer. Thus what I have to do to 
=>su root
=>is first to su to myself, and then su to root. This baffles me. 
=>Perhaps I've
=>missed something obvious. The only thing that happened before this 
=>started was
=>that I ran cops and tightened up things quite a bit ;->. It's obviously a
=>registry problem (aren't they all?) so any help would be appreciated. 
=>This is
=>for 10.1, don't have the diskspace to go to 10.3 yet...
=>

Did you by any change put yourself into more than 8 (eight) groups.
I once did that, and it had the same type of effects. ( Groups(1) ... )

The problem could then lie in the original BSD code which allows a person
to be member of no more than 8 groups.
Eceeding this limit is asking for trouble.

Regards,
	Willem Jan Withagen.
Eindhoven University of Technology   DomainName:  wjw@eb.ele.tue.nl    
Digital Systems Group, Room EH 10.10 
P.O. 513                             Tel: +31-40-473401
5600 MB Eindhoven                    The Netherlands