** Description changed: Steps to reproduce, under Unity 3D with the Nvidia proprietary driver (on my machine, GeForce GT 240): 1. Minimize a window, by any means, mouse or keyboard. 2. Restore it with the Alt-` key. You can Alt-Tab through the window spread, Alt-` just needs to be the last key you hit, to activate the window. 3. Repeat if necessary. It does not happen every time, for me, but generally within three tries. - * Once you have done this, window will show as blank, in the spread. + * Once you have done this, window will show as blank, in the spread. - * I think for some similar bugs, the window would be blank in the + * I think for some similar bugs, the window would be blank in the spread, right after being minimized. Not the case, here. 4. Un-maximize the window, and the content will re-appear. - * Sometimes, it will reappear under other conditions. I don't have + * Sometimes, it will reappear under other conditions. I don't have a strict definition for this yet. These operations restored the content with other apps, but not with Firefox: - Minimize again, then restore with Alt-Tab or the mouse. I was + Minimize again, then restore with Alt-Tab or the mouse. I was able to repeat this with Totem, just now. - Switch to another instance of the app, then back. I was able to - repeat this with EoG. + Switch to another window of the same app, then back. I was able + to repeat this with EoG. - I will add more if I find it, but this has been sitting unfiled for a - bit, and I think I need to get it started. Thanks. + ----- + + Bug 938658 was also about blank windows when restoring from minimized. + The conditions were a bit different. To help triage this, here are a + couple comments from there -- one by the maintainer, and one from + another user confirming this problem. + + Didier Roche (didrocks) wrote on 2012-04-24: #54 + + @Edward: I suggest that you open another bug report describing exactly + the condition for the remaining issues (quite a lot of noise in that bug + report). I'll then have a look at it and see if it can be worked for a + stable release update :) + + Rainer Rohde (rainer-rohde) wrote on 2012-05-02: #57 + + In-line with comment #56, I can confirm that the Alt-` (grave accent) + window switch produces a blank window several times in a row, while Alt- + Tab and maximizing by mouse works just fine. + + ----- DistroRelease: Ubuntu 12.04 Package: unity 5.12-0ubuntu1 NonfreeKernelModules: nvidia Architecture: amd64
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/995659 Title: [nvidia] Blank windows when you Minimize, then Restore with Alt-` (Alt-Grave) To manage notifications about this bug go to: https://bugs.launchpad.net/nvidia-drivers-ubuntu/+bug/995659/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
