Public bug reported:
If I run the "Monitors" control center app, it does not detect my dual monitors
and lists just a single unknown monitor.
With the proprietary fglrx driver, both the Benq and Samsung monitors are
detected.
Using Unity in Oneiric with all the latest updates applied.
me@mypc:~$ gnome-control-center display
(gnome-control-center:3298): GnomeDesktop-CRITICAL **:
gnome_rr_mode_get_id: assertion `mode != NULL' failed
(gnome-control-center:3298): GnomeDesktop-CRITICAL **:
gnome_rr_mode_get_width: assertion `mode != NULL' failed
(gnome-control-center:3298): GnomeDesktop-CRITICAL **:
gnome_rr_mode_get_height: assertion `mode != NULL' failed
(gnome-control-center:3298): GnomeDesktop-CRITICAL **:
gnome_rr_mode_get_freq: assertion `mode != NULL' failed
ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: gnome-control-center 1:3.1.92-0ubuntu6
ProcVersionSignature: Ubuntu 3.0.0-12.19-generic 3.0.4
Uname: Linux 3.0.0-12-generic x86_64
ApportVersion: 1.23-0ubuntu1
Architecture: amd64
Date: Tue Sep 27 03:27:41 2011
InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Beta amd64 (20100406.1)
ProcEnviron:
PATH=(custom, no user)
LANG=en_AU.UTF-8
SHELL=/bin/bash
SourcePackage: gnome-control-center
UpgradeStatus: Upgraded to oneiric on 2011-09-20 (6 days ago)
usr_lib_gnome-control-center:
deja-dup 20.0-0ubuntu1
gnome-bluetooth 3.1.92-0ubuntu1
indicator-datetime 0.2.95-0ubuntu1
** Affects: gnome-control-center (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug oneiric
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Desktop Bugs, which is subscribed to gnome-control-center in Ubuntu.
https://bugs.launchpad.net/bugs/859836
Title:
Monitors are not identified in Oneiric with radeon driver
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