This bug was fixed in the package kdebase-workspace - 4:4.6.2a-0ubuntu5.1
--------------- kdebase-workspace (4:4.6.2a-0ubuntu5.1) natty-proposed; urgency=low
* Add kubuntu_123_effectframe_glflush.diff from upstream to fix desktop freeze when using the flip switch effect on nvidia. (LP: #771851) -- Felix Geyer <email address hidden> Wed, 27 Apr 2011 16:58:59 +0200
This bug was fixed in the package kdebase-workspace - 4:4.6.2a-0ubuntu5.1
--------------- 2a-0ubuntu5. 1) natty-proposed; urgency=low
kdebase-workspace (4:4.6.
* Add kubuntu_ 123_effectframe _glflush. diff from upstream to fix desktop
freeze when using the flip switch effect on nvidia. (LP: #771851)
-- Felix Geyer <email address hidden> Wed, 27 Apr 2011 16:58:59 +0200