This bug was fixed in the package mutter - 3.6.3-0ubuntu0.1
---------------
mutter (3.6.3-0ubuntu0.1) quantal-proposed; urgency=low
* New upstream bugfix release (LP: #1128804)
- Fix maximized windows jumping between monitors
- Fix windows turning black when redirected again
-- Tim Lunn <email address hidden> Tue, 26 Feb 2013 16:38:04 +1100
This bug was fixed in the package mutter - 3.6.3-0ubuntu0.1
---------------
mutter (3.6.3-0ubuntu0.1) quantal-proposed; urgency=low
* New upstream bugfix release (LP: #1128804)
- Fix maximized windows jumping between monitors
- Fix windows turning black when redirected again
-- Tim Lunn <email address hidden> Tue, 26 Feb 2013 16:38:04 +1100