Bug#761583: mate-desktop-environment: One screen goes black after resume from screensaver

Kasper Loopstra kasperl at chemische-binding.nl
Sat Oct 25 19:04:46 UTC 2014

Hi Mike,

Actually, after investing in a new screen this stopped happening. It
really looks like the backlight in my old TFT display was to blame, and
not the desktop environment. Sorry for the noise.



On 10/25/2014 08:07 PM, Mike Gabriel wrote:
> Control: reassign -1 mate-screensaver
> Control: retitle -1 One screen goes black after resume from screensaver
> Control: severity -1 important
> Hi Kasper,
> thanks for reporting this bug. Sorry for the late reply.
> On  So 14 Sep 2014 21:09:56 CEST, Kasper Loopstra wrote:
>> Package: mate-desktop-environment
>> Version: 1.8.0+7
>> Severity: normal
>> Dear Maintainer,
>> When coming back from screensaver, my main monitor switches to black,
>> while my secondary screen (extended desktop) comes back on normally.
>> I've so far found no way of getting the screen back except for running
>> xrandr --output PROBLEM_SCREEN --auto.
>> Not sure what version started this, as I just switched back to Mate from
>> Cinnamon today.
>> Thanks,
>> Kasper Loopstra
> I have a dual head system at work running MATE from wheezy-backports
> and all is well with mate-screensaver.
> The unlock screen appears on the monitor where I left the mouse, the
> other monitor stays black during unlocking.
> When unlocked, both workspaces on both monitors reappear as expected.
> I will have to test this on Debian jessie, so my guess actually is,
> that we have another systemd issue going on here.
> For now I reassign this bug to mate-screensaver. Let's see what my
> Debian jessie tests will bring next week.
> Mike

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