Re: can't mount or su
Am Mon, 2002-12-16 um 19.46 schrieb Vikki Roemer:
> Lately (for the last few weeks) I've been unable to mount the floppy
> drive or su using one of my accounts. Mostly it's just annoying
> because the account that's having problems is the one I use for
> programming and for playing with possibly dangerous stuff-- my default
> account is fine. But, when I do need to get at the floppy when I'm
> programming, I have to log in as root on another terminal and transfer
> files between the floppy and the home dir that way, and then go back
> over to the terminal where I'm logged in to program; needless to say,
> this is a Bad Thing.
> But I've looked through everything I can find and I can't find any
> explanation for it. Both accounts are members of the 'floppy' group,
> so according to what I've read there's no reason why I should be
> refused access to the floppy drive. The error message I get when I
> try to mount a floppy is:
> mount: Must be superuser to mount.
> As for not being allowed to su to root, that's odd, too. What
> happens is, I'll type in su, it'll prompt me for a password, I'll type
> it in (correctly), and then it'll tell me "su: Authentication failure
> Sorry." I can't figure out what the problem is there, either.
> Up until a few weeks ago, I didn't have any trouble mounting the
> floppy or su'ing. Does anybody have any idea what the problem might
You may want to try a strace of su:
$ strace su
Most of the times you will find your answer with strace.
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