Need to say I'm also having the same problem with Ubuntu Mate 14.04 LTS version. I have tried various nvidia version but all the same result. Black screen after ubuntu mate logo and that error after "sudo prime-switch nvidia" command :
/etc/modprobe.d is not a file
/etc/modprobe.d is not a file
/etc/modprobe.d is not a file
/etc/modprobe.d is not a file
update-alternatives: error: no alternatives for x86_64-linux-gnu_gfxcore_conf
update-alternatives: error: no alternatives for x86_64-linux-gnu_gfxcore_conf
Need to say I'm also having the same problem with Ubuntu Mate 14.04 LTS version. I have tried various nvidia version but all the same result. Black screen after ubuntu mate logo and that error after "sudo prime-switch nvidia" command :
/etc/modprobe.d is not a file alternatives: error: no alternatives for x86_64- linux-gnu_ gfxcore_ conf alternatives: error: no alternatives for x86_64- linux-gnu_ gfxcore_ conf
/etc/modprobe.d is not a file
/etc/modprobe.d is not a file
/etc/modprobe.d is not a file
update-
update-