'Twas brillig, and JA Magallon at 07/09/11 18:18 did gyre and gimble: > On Wed, 07 Sep 2011 13:27:05 +0100 > Colin Guthrie <[email protected]> wrote: > >> 'Twas brillig, and JA Magallon at 07/09/11 12:03 did gyre and gimble: >>> On Wed, 7 Sep 2011 13:01:39 +0300 >>> Shlomi Fish <[email protected]> wrote: >>> >>>> Hi J. A., >>>> >>>> On Wed, 7 Sep 2011 11:42:33 +0200 >>>> JA Magallon <[email protected]> wrote: >>>> >>>>> On Wed, 7 Sep 2011 11:15:21 +0200 >>>>> JA Magallon <[email protected]> wrote: >>>>> >>>>>> Hi... >>>>>> >>>>>> This old problem has surfaced again: >>>>>> >>>>>> .xsession-errors: >>>>>> >>>>>> ... >>>>>> Window manager warning: Screen 0 on display ":0" already has a window >>>>>> manager; try using the --replace option to replace the current window >>>>>> manager. >>>>>> Window manager warning: Screen 0 on display ":0" already has a window >>>>>> manager; try using the --replace option to replace the current window >>>>>> manager. >>>>>> ... >>>>>> >>>>>> I get only the nautilus desktop, with two black bars on top and bottom >>>>>> of the screen. >>>>>> If I launch a terminal, 'gnome-shell --replace' works fine. >>>>>> >>>> >>>> I reported this bug here: >>>> >>>> https://bugs.mageia.org/show_bug.cgi?id=2628 >>>> >>>> I can reproduce it here on my x86-64 Mageia Linux Cauldron laptop. >>>> >>>> Regards, >>>> >>>> Shlomi Fish >>>> >>>>>> Any idea ? >>>>>> Can it be some personal setting ? >>>>>> >>>>>> TIA >>>>> >>>>> Digging a bit more, something is wrong detecting acceleration. >>>>> In GDM log: >>>>> >>>>> gnome-session[4752]: DEBUG(+): fill: *** Looking if >>>>> /usr/share/gnome-session/sessions/gdm-shell.session is a valid session >>>>> file >>>>> gnome-session[4752]: DEBUG(+): fill: *** Launching helper 'bash -c >>>>> "gnome-shell --help | grep -q gdm-mode && >>>>> /usr/lib64/gnome-session-check-accelerated"' to know if session is >>>>> runnable >>>>> gnome-session-is-accelerated: No hardware 3D support. >>>>> gnome-session-check-accelerated: Helper exited with code 256 >>>>> gnome-session[4752]: WARNING: Session 'gdm-shell' runnable check failed: >>>>> Exited with code 1 >>>>> gnome-session[4752]: DEBUG(+): fill: *** Session is not runnable >>>>> gnome-session[4752]: DEBUG(+): fill: *** Getting session 'gdm-fallback' >>>>> >>>>> This is for GDM's own session. >>>>> The same happens for user. >>>>> >>>>> Any ideas ? How can I check why this fails ? >>>>> Its a netbook with Intel graphics, so it uses Mesa. >>>>> >>>>> Will check on an nvidia system too. >>>>> >>> >>> I did, and everything works fine. I even discovered that GDM looks different >>> when acceleration is available ;)). >>> >>> So these are two separate problems: >>> >>> - Acceleration detection on some systems, from my limited tests, it works on >>> nVidia (32bit, will check 64 shortly), and fails on intel (mesa???) >>> graphics. >>> This can be a bug report for gnome-session >>> (/usr/lib64/gnome-session-check-accelerated*) >>> or for Mesa if it's it what breaks things. >>> >>> - In full mode, gnome-shell from the user replaces gnome-shell from gdm. >>> But in fallback mode, gnome-shell can't replace GDM's metacity. >> >> It's almost certainly a permissions thing. >> > > Yup, thats the problem. > Booting into systemd gives this: > > one:~# ll /dev/dri* > total 0 > crw-rw----+ 1 root video 226, 0 2011.09.07 15:12 card0 > crw-rw-rw- 1 root video 226, 64 2011.09.07 15:12 controlD64 > one:~# getfacl /dev/dri/card0 > getfacl: Removing leading '/' from absolute path names > # file: dev/dri/card0 > # owner: root > # group: video > user::rw- > user:gdm:rw- > group::rw- > mask::rw- > other::--- >
OK, can you try this: Can you edit and add the line: /etc/pam.d/gdm-welcome -session optional pam_ck_connector.so BEFORE the line: session include system-auth And then reboot... see if that helps? Col -- Colin Guthrie mageia(at)colin.guthr.ie http://colin.guthr.ie/ Day Job: Tribalogic Limited [http://www.tribalogic.net/] Open Source: Mageia Contributor [http://www.mageia.org/] PulseAudio Hacker [http://www.pulseaudio.org/] Trac Hacker [http://trac.edgewall.org/]
