(In reply to Stefan Dirsch from comment #1) > Reassigning to maintainer of X11:Bumblebee project. > > Not sure why 418.xx is still being used here, since meanwhile 430.40 is > available and covers the same set of GPUs ... I can't find 430.40, but I can find 430.34. Even if I can manage to install 430.34 but when I trying to run "optirun <insert program here>" it always throw this error to me. "[ERROR]Cannot access secondary GPU - error: [XORG] (EE) /dev/dri/card0: failed to set DRM interface version 1.4: Permission denied"