Try changing your AGP aperture size in your BIOS. When I set the AGP aperture size to be the same as the amount of video ram on my card I could boot. I found this solution mentioned on some underground linux forum - not ubuntu related - but I tried it and it seems to work.
Try changing your AGP aperture size in your BIOS. When I set the AGP aperture size to be the same as the amount of video ram on my card I could boot. I found this solution mentioned on some underground linux forum - not ubuntu related - but I tried it and it seems to work.