Screen not repainting

ToddAndMargo ToddAndMargo at
Wed Mar 30 19:47:03 CEST 2016

On 03/28/2016 07:00 AM, Ernest Adrogué wrote:
> 2016-03-13, 05:56 (-0700); ToddAndMargo escriu:
>> Hi All,
>> FC23
>> Xfce 4.12
>> Whenever I come log into my GUI or come back from screen saver, my screen
>> does not repaint. It is all black. Everything is still there, just click on
>> it with the mouse and the item you hit will repaint. Mouse across the task
>> bar repaints those items too. Once repainted, they stay repainted.
>> This happened coincident with a "dnf upgrade"
>> Any idea how to get normal behavior back?
> I have the same problem on a Debian system.  It occurs at random, especially
> when switching from full-screen mode in mplayer, I think, but not always.
> I've also noticed some odd graphical glitches.  For instance, when hovering
> the mouse over certain GUI elements in PyChess a kind of tooltip pops up,
> but the tooltip window flickers and it actually shows a copy of the contents
> of some other area of the screen, rather than a tooltip. I'm using the
> open-source Radeon driver.
> Cheers.

Hi Ernest,

By chance are you using GLSideshow?  I was and changed to
Bouncing Cows and the symptom went away.

So I reported the issue to Red Hat:


Okay, I find the bounding cows hysterical, but I am really
only twelve years old at heart.

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