i had installed bubmlebee and from what i could understand everything was fine. then i tried to unistall the nouveau driver and work only with the nvidia.
after i was trying to make my pc disable the card on boot using sudo tee /proc/acpi/bbswitch <<<0FF ass mentioned in bumblebee site.
in the end when i run glxshperes i get strange stuff
$ optirun glxspheres
[ERROR]Cannot access secondary GPU, secondary X is not active.
[ERROR]Aborting because fallback start is disabled.
any help aprecciated