Ubuntu – primus: fatal: Bumblebee daemon reported: error: Could not load GPU driver

bumblebeedriversnvidianvidia-optimus

I recently installed Ubuntu 14.04 and then installed bumblebee following the instructions on Ubuntu Bumblebee wiki(where they said that primusrun is better than optirun for version=> 13.10) But when I rebooted and tried to run primusrun with any applications (except google-chrome and firefox) the following error came(and comes):

primus: fatal: Bumblebee daemon reported: error: Could not load GPU driver

And surprisingly when I check the status of my nvidia driver, it gets on after running for example

primusrun clementine
sudo cat /proc/acpi/bbswitch

gives the following

0000:01:00.0 ON

Then, in order to avoid powerloss, I have to switch it off by bbswitch

NOTE: I was able to turn it off using bbswitch only after I set Driver=nouveau in the /etc/bumblebee/bumblebee.conf file and rebooted it.

Best Answer

I had the same problem.

I solved changing some lines in file /etc/bumblebee/bumblebee.conf: (In my case I'm using the version 352 of nvidia driver, change this value by your driver version)

  1. KernelDriver=nvidia-current to KernelDriver=nvidia-352

  2. LibraryPath=/usr/lib/nvidia-current:/usr/lib32/nvidia-current to LibraryPath=/usr/lib/nvidia-352:/usr/lib32/nvidia-352

  3. XorgModulePath=/usr/lib/nvidia-current/xorg,/usr/lib/xorg/modules to XorgModulePath=/usr/lib/nvidia-352/xorg,/usr/lib/xorg/modules

After that restart the system or restart the bumblebee service with:

sudo systemctl restart bumblebeed.service

To check the service status:

sudo systemctl status bumblebeed.service

and you can check the log in /var/log/syslog file for any error.

Regards

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