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Author: Dr. Nikolaus Klepp
To: dng
Subject: Re: [DNG] couldn't register with accessibility bus in Beowulf (workaround)
Anno domini 2020 Wed, 25 Mar 16:31:48 -0700
Gregory Nowak scripsit:
> On Wed, Mar 25, 2020 at 08:18:12AM +0100, Dr. Nikolaus Klepp wrote:
> > Stupid question: are you sure this is the showstopper? I have the same error message, but everything works as normal.
> I am very, very sure this is the show stopper. Are you using orca, or
> looking at your monitor?

Oh my, I read "ocra", not "orca", sorry ...

> On Wed, Mar 25, 2020 at 08:06:22AM +0000, Daniel Abrecht via Dng wrote:
> > To me, it seams to be caused by a combination of something `lightdm` does,
> > and something `at-spi-bus-launcher` does not do.
> > After a login with `lightdm`, the X11 root window has the `AT_SPI_BUS`
> > property set (`xprop -root AT_SPI_BUS`), however, it seams the
> > `at-spi-bus-launcher`/`at-spi2-registryd` instance which created that
> > property does not exist anymore, causing applications to fail to connect to
> > it. In addition to this, the presence of that property prevents a new
> > instance of `at-spi-bus-launcher`
> > from starting.
> Thanks, that explanation does make sense.
> On Wed, Mar 25, 2020 at 10:06:57AM +0000, Mark Hindley wrote:
> > I can conform that slim seems to do the right thing at the AT_SPI_BUS is set and
> > available.
> That makes sense, since slim doesn't have ATSPI support as far as I
> know, where as lightdm does through lightdm-gtk-greeter.
> > That bug also suggests another workaround of setting 'xserver-share=false' in
> > /etc/lightdm/lightdm.conf which also seems to work.
> OK, I'll explore that along with the other solution you mentioned.
> On Wed, Mar 25, 2020 at 10:51:18AM +0000, Mark Hindley wrote:
> > There are also the most recent comments[1] in Debian bug #911362 which relates
> > to Buster and lightdm.
> >
> > Does installing libatk-adaptor help?
> I'll report back on this too when I have access to the machine I did
> the install on in a few hours. Thanks everyone.
> Greg

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