Looks like a problem with the new driver for intel chipsets in Karmic. If you said it worked perfect in 8.xx then you can revert back to that driver by following the instructions here
https://edge.launchpad.net/~ubuntu-x-swat/+archive/x-retro
Looks like a problem with the new driver for intel chipsets in Karmic. If you said it worked perfect in 8.xx then you can revert back to that driver by following the instructions here
https:/ /edge.launchpad .net/~ubuntu- x-swat/ +archive/ x-retro