You might also try this package (which fixed a different and much less severe problem which the package suggested earlier in this bug doesn't fix), just in case it works: http://people.ubuntu.com/~bryce/Testing/intel/xserver-xorg-video-intel_2.1.1~git20071004-0ubuntu1_i386.deb
You might also try this package (which fixed a different and much less severe problem which the package suggested earlier in this bug doesn't fix), just in case it works: http:// people. ubuntu. com/~bryce/ Testing/ intel/xserver- xorg-video- intel_2. 1.1~git20071004 -0ubuntu1_ i386.deb