Notably, when enabling the second monitor, nothing is displayed on it
except the mouse cursor until compiz is restarted (i.e., dragging a
window onto the monitor, the window disappears).
** Also affects: compiz
Importance: Undecided
Status: New
** Description changed:
00:02.0 VGA compatible controller: Intel Corporation Mobile 945GM/GMS,
943/940GML Express Integrated Graphics Controller (rev 03)
The builtin screen is 1280x800. Enabling a second monitor at 1280x1024
works properly with compiz if it is placed below the laptop screen with
the monitor resolution settings dialog.
Disabling the second monitor causes a hard lockup of the machine (remote
- ssh session locks up, can't ping, mouse cursor doesn't move).
+ ssh session locks up, can't ping, mouse cursor doesn't move). Garbage
+ appears on the screen, etc. Nothing unusual shows up in kern.log,
+ messages or Xorg.0.log.old after rebooting.
- Nothing unusual shows up in kern.log, messages or Xorg.0.log.old after
- rebooting.
+ This only occurs if compiz is running; under metacity, everything works
+ fine.
--
Hard lockup while disabling external monitor with compiz running
https://bugs.launchpad.net/bugs/288291
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