libGL: XF86DRIGetClientDriverName: 4.0.1 radeon (screen 0) libGL: OpenDriver: trying /usr/X11R6/lib/modules/dri/radeon_dri.so libGL error: dlopen /usr/X11R6/lib/modules/dri/radeon_dri.so failed (/usr/X11R6/lib/modules/dri/radeon_dri.so: Undefined symbol "_glapi_add_dispatch") libGL error: unable to find driver: radeon_dri.so