On Tue, 2018-01-30 at 11:55 +0100, Michel Dänzer wrote: > > No, it just means there's an error in the way you're trying to set > the > workaround. Maybe it needs to be "export allow_rgb10_configs=false"? > > You can also try the method I described in > https://bugs.freedesktop.org/show_bug.cgi?id=104808#c2 , I verified > that > to work. > You right, my mistake I forgot add export. Of cource right variant: echo "export allow_rgb10_configs=false" > /etc/profile.d/gnome- workaround.sh Mouse click now works again with latest llvm and mesa. It is unfortunate I don't know how apply this variable to the login screen (gdm). Anyway, thanks.