I found the answer :
delete: /lib/linux-restricted-modules/.nvidia_new_installed and reinstall Nvida-glx
http://forum.ubuntuusers.de/viewtopic.php?p=687899#687899
I found the answer :
delete: /lib/linux- restricted- modules/ .nvidia_ new_installed
and reinstall Nvida-glx
http:// forum.ubuntuuse rs.de/viewtopic .php?p= 687899# 687899