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List:       kde-bugs-dist
Subject:    [plasma] [Bug 321781] kde 4.14.1+ git (with kde-workspace 4.11 git branch) back to 4.10.80: always n
From:       Tony Green <kde () web-brewer ! co ! uk>
Date:       2014-09-29 19:55:14
Message-ID: bug-321781-17878-h06MGinmsz () http ! bugs ! kde ! org/
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https://bugs.kde.org/show_bug.cgi?id=321781

--- Comment #24 from Tony Green <kde@web-brewer.co.uk> ---
(In reply to Adam from comment #3)
> Apologies for bombarding the cc list with e-mails.... but I've found a BIG
> clue as to what is happening in my case at least.
> 
> This problem only happens if I have desktop effects enabled at startup, and
> composting is using OpenGL 2.0 or 3.1 ( XRender and OpenGL1.2 seem not to
> cause the issue. ) I have the Qt graphics system as Native in all cases. If
> I don't enable at startup, then the problem also doesn't seem to happen ( I
> can happily enable them once logged in using Alt-Shift-F12. )
> 
> I guess other relevant info is that I'm using the Nouveau driver on a laptop
> with an NVidia Quadro 2000M. I'm also currently using the Xorg-edgers
> repository ( Ubuntu ) though I did try purging that and it didn't make a
> difference, other than the fact that I couldn't enable desktop effects after
> log in. Come to think of it, this may have been present prior to the 4.11
> upgrade, because I also switched from the NVidia proprietary driver to
> Nouveau to try to resolve another issue, but didn't connect the two at the
> time.

Disabling desktop effects stops the problem happening for me as well. Though
leaving them enabled and changing compositing doesn't fix it for me.

Interesting bug... :-)

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