I have been having the same problem for a couple of days, but I stayed 
determined  and I just figured out how to solve it.

Check your /sbin directory and make sure the void-installer binary is 
removed. Reboot and reconfigure nvidia. Worked for me, I hope it works for 
you.

On Friday, June 12, 2015 at 7:14:58 PM UTC+10, John Bowles wrote:
>
> 2.6meg of text?
>
> depmod -nv | grep nvidia:
> kernel/drivers/net/ethernet/nvidia/forcedeth.ko.gz:
> alias mbp_nvidia_bl apple_bl
>
> no error message in the depmod output. I'll try after cleaning 
> /usr/src/nvidia-346.72 & dkms build etc.
>