I have the same problem.
It occurs in the standard Jaunty distribution. I can add, that it also occurs after one installs the "optimal" configuration of the HOWTO: "Jaunty Intel Graphics Performance Guide" from www.ubuntuforums.com:
http://ubuntuforums.org/showthread.php?t=1130582
Kernel 2.6.29.4 (2.6.29-02062904-generic) xorg xorg-server 2:1.6.0-0ubuntu14
I have the same problem.
It occurs in the standard Jaunty distribution. I can add, that it also occurs after one installs the "optimal" configuration of the HOWTO: "Jaunty Intel Graphics Performance Guide" from www.ubuntuforum s.com:
http:// ubuntuforums. org/showthread. php?t=1130582
Kernel 2.6.29.4 (2.6.29- 02062904- generic)
xorg xorg-server 2:1.6.0-0ubuntu14