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Re: "Operation not permitted" error when using su



Stephen Powell grabbed a keyboard and wrote:
>    Error: messages not turned on: /dev/pts/0: Operation not permitted
> 
> (vi is actually nvi on my system.)
> This problem does not occur in a virtual terminal (vt1-vt6).  It also
> does not occur if I switch to root, instead of a non-root user.
> 
> A search of the internet seemed to suggest that the problem was the
> presence of "biff y" in a bash profile.  However, I have looked, and
> I cannot find "biff y" specified in any bash-related file.  (I am running
> jessie.)  In fact, the biff package is not even installed.  Ideas anyone?

Since it's complaining about messages not being turned on, try "mesg y"
and see if that helps.

               --Dave



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