ubuntu-multiseat team mailing list archive

[Laércio de Sousa <lbsousajr@xxxxxxxxx>]

I believe this problem is related to the following bug:

https://bugs.launchpad.net/lightdm/+bug/1599478

Em seg, 18 de jul de 2016 às 19:01, pjssilva@xxxxxxxxx <pjssilva@xxxxxxxxx>
escreveu:

> Bingo!
>
> That's was the problem. So the solution was simply to do:
>
> sudo apt install lightdm=1.18.1*
> echo "lightdm hold" | sudo dpkg --set-selections
>
> I add this only to help anyone who is experiencing the same problem and
> find this message. (And remember the last line puts lightdm on hold to
> avoid upgrades to the 1.18.2 version. Once this newer version is fixed you
> want to allow the upgrade by using echo "lightdm install" | sudo dpkg
> --set-selections)
>
> Thanks, Laércio!
>
> Paulo
>
> Obs: Escrevi em inglês porque pode de repente ser útil para alguém. Muito
> obrigado mesmo.
>
> 2016-07-18 16:37 GMT-03:00 Laércio de Sousa <lbsousajr@xxxxxxxxx>:
>
>> Olá!
>>
>> Você atualizou recentemente o pacote lightdm para a versão 1.18.2
>> (disponível no repositório de updates -
>> http://packages.ubuntu.com/xenial-updates/lightdm )? Se sim, experimente
>> fazer o downgrade dele para a versão 1.18.1-0ubuntu1 do lançamento
>> inicial do Ubuntu 16.04 - http://packages.ubuntu.com/xenial/lightdm .
>>
>> Em dom, 17 de jul de 2016 às 23:34, pjssilva@xxxxxxxxx <
>> pjssilva@xxxxxxxxx> escreveu:
>>
>>> Hello,
>>>
>>> I am trying to use multiseat in Ubuntu. I have two radeon (AMD) cards.
>>>
>>> I tried to replicate the configuration I had working with 15.10 but
>>> changing the driver from fgrlx to radeon, as the non-free driver is no
>>> longer supported by Xenial.
>>>
>>> I get the two greeterd, but if I login in one of them the other one
>>> starts to show "Failed to authenticate" for every user and I can not login
>>> in the other seat. I don't see what I am doing wrong.
>>>
>>> My configuration is just the attached 99-multiseat-rules in
>>> /etc/udev/rules.d, the files 90-seat0.conf and 90-seat1.conf in
>>> /etc/X11/xorg.conf.d. I don't have a special /etc/lightdm/lightdm.conf.
>>>
>>> I am also sending some log files that may help to debug the problem.
>>>
>>> best,
>>>
>>> Paulo
>>>
>>> --
>>> Mailing list: https://launchpad.net/~ubuntu-multiseat
>>> Post to     : ubuntu-multiseat@xxxxxxxxxxxxxxxxxxx
>>> Unsubscribe : https://launchpad.net/~ubuntu-multiseat
>>> More help   : https://help.launchpad.net/ListHelp
>>>
>>
>
>
> --
> Paulo José da Silva e Silva
> Professor Associado, Dep. de Matemática Aplicada
> (Associate Professor, Applied Mathematics Dept.)
> University of Campinas - Brazil
>
> Web: http://www.ime.unicamp.br/~pjssilva
>