I also want to add that I have now seen this issue in LXDE. It only happened a couple of times--once while I was on YouTube and once while I was using the Ubuntu Software Center. But LXDE is still the only desktop that I can successfully launch and use when Nvidia's driver is enabled.
I also want to add that I have now seen this issue in LXDE. It only happened a couple of times--once while I was on YouTube and once while I was using the Ubuntu Software Center. But LXDE is still the only desktop that I can successfully launch and use when Nvidia's driver is enabled.