I also have this exact problem with the builtin camera in my 1420n which uses the uvcvideo driver. Since, the posts above report the bugs with the gspca driver as well, I think it is safe to assume the problem is with cheese and not the webcam drivers.
I also have this exact problem with the builtin camera in my 1420n which uses the uvcvideo driver. Since, the posts above report the bugs with the gspca driver as well, I think it is safe to assume the problem is with cheese and not the webcam drivers.