bug#29661: 27.0.50; emacs crashing on exchange-point-and-mark

[Eli Zaretskii]

> From: Robert Marshall <robert.marshall@codethink.co.uk>
> Cc: rudalics@gmx.at,  29661@debbugs.gnu.org
> Date: Fri, 15 Dec 2017 09:24:21 +0000
> 
> > Do you perhaps have some utility installed that attempts to manage the
> > X clipboard and selections?  If so, can you disable it and see if the
> > problem goes away?
> >
> > Basically, the question is why does X fail or close the connection
> > with Emacs.
> 
> I'm running the standard kde desktop which comes with klipper. If I
> stop klipper - at the moment! - I can no longer replicate the error
> 
> When running klipper from the command line and replicating the problem I
> see
> 
> QClipboardWatcher::empty: Internal error: Application owns the selection

Ah, in that case we have an entry in PROBLEMS about klipper.  Does
upgrading to a newer version as indicated there solve the problem?  If
not, perhaps we should update that entry with some new information.

Thanks.