Same problem of black screen before login. In ubuntu 10.04 32-bit it worked to me (I wonder why I switched to 10.10 64 bit)
I have tried all drivers from synaptics and also installed drivers manually from nvidia web. Now, I'm runnig with nv. NVIDIA 8600 GT card -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/660596 Title: Black screen after installing Nvidia drivers on 10.10 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs