Although the undirect fullscreen windows fix worked for me, I still believe that my bug has been marked as a duplicate of this one in error. The author of this bug states that garbage appears on the screen when a popup appears. In my case I can confirm that it is always the desktop background.
Although the undirect fullscreen windows fix worked for me, I still believe that my bug has been marked as a duplicate of this one in error. The author of this bug states that garbage appears on the screen when a popup appears. In my case I can confirm that it is always the desktop background.