My dual monitor setup has been broken since upgrading 12.10-13.04 beta.
Intel Sandybridge , dvi (1920x1080) and hdmi to dvi (1280x1024) output.
Attempting to login to Unity with both monitors connected results in a
hard hang - the desktop appears but is unresponsive and the launcher
strip has
Aha - if I switch outputs to dvi (1920x1080) and vga (1280x1024) the
problem disappears..
So, a combination of hdmi and dvi dual monitor output is causing
problems on this setup.
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** Tags added: dual-head
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https://bugs.launchpad.net/bugs/1155568
Title:
dual monitor support broken - regression vs 12.10
To manage notifications about this
** Changed in: xserver-xorg-video-intel (Ubuntu)
Status: New = Incomplete
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https://bugs.launchpad.net/bugs/1155568
Title:
dual monitor support broken -
Also at this point it is more useful to do driver testing on raring,
then we have a chance to fix it before release.
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https://bugs.launchpad.net/bugs/1155568
** Package changed: xorg (Ubuntu) = xserver-xorg-video-intel (Ubuntu)
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https://bugs.launchpad.net/bugs/1155568
Title:
dual monitor support broken - regression
If you 'echo 6 /sys/modules/drm/parameters/debug' then grab the dmesg
after plugging in the external monitor that would be helpful. Also
please attach the output of 'xrandr --verbose' with the monitor
attached.
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i had to downgrade to 12.10 but I observed problems also in clean install of
12.10. it worked before. after a few tries I was able to see both monitors and
it's ok, but I;m not sure if it will work with the next reboot.
attached is the output of xrandr --verbose.
** Attachment added: file
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