I can't install the nvidia driver in Ubuntu 12.10. The following error appears after I issue the command sudo apt-get install nvidia-current nvidia-settings
after adding the nvidia ppa:
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:
Is there any solution?