:: Re: [DNG] couldn't register with ac…
Top Page
Delete this message
Reply to this message
Author: Gregory Nowak
To: Mark Hindley
CC: Daniel Abrecht, dng, Dr. Nikolaus Klepp
Subject: Re: [DNG] couldn't register with accessibility bus in Beowulf (workaround)
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?

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.


web site: http://www.gregn.net
gpg public key: http://www.gregn.net/pubkey.asc
skype: gregn1
(authorization required, add me to your contacts list first)
If we haven't been in touch before, e-mail me before adding me to your contacts.

Free domains: http://www.eu.org/ or mail dns-manager@???