This bug was fixed in the package xorg-server - 2:1.6.3-1ubuntu2
--------------- xorg-server (2:1.6.3-1ubuntu2) karmic; urgency=low
* Add 182_negative_sync_transitions.patch: Upstream cherrypick. Fix random blanking display when system is not idle, caused by mishandling of negative transition triggers in XSync. (LP: #397839)
-- Bryce Harrington <email address hidden> Fri, 14 Aug 2009 11:21:09 -0700
This bug was fixed in the package xorg-server - 2:1.6.3-1ubuntu2
---------------
xorg-server (2:1.6.3-1ubuntu2) karmic; urgency=low
* Add 182_negative_ sync_transition s.patch: Upstream cherrypick.
Fix random blanking display when system is not idle, caused by
mishandling of negative transition triggers in XSync.
(LP: #397839)
-- Bryce Harrington <email address hidden> Fri, 14 Aug 2009 11:21:09 -0700