F12 updates-testing issue: X flickers and fails to start

[Linuxguy123]

On Wed, 2009-12-09 at 10:36 +0100, Michal Schmidt wrote:
> On Wed, 9 Dec 2009 11:12:07 +0200 (EET) Pekka Savola wrote:
> > Now gdm login however doesn't show my username and fingerprint login 
> > is no longer an option
> 
> Looks like the issue with hal-0.5.14-1:
> https://admin.fedoraproject.org/updates/F12/FEDORA-2009-12840


I think it has something to do with display power management and the
monitor brightness level. I can replicate the behavior by simply
adjusting the display brightness in a KDE session.

I have logged 2 bugs that are possibly related to this.

https://bugzilla.redhat.com/show_bug.cgi?id=528188

https://bugzilla.redhat.com/show_bug.cgi?id=525767