On Tue, 8 Mar 2022 at 08:42, Andy Yan <andy.yan@xxxxxxxxxxxxxx> wrote: > On 3/7/22 21:09, Daniel Stone wrote: > > On Mon, 7 Mar 2022 at 12:18, Andy Yan <andy.yan@xxxxxxxxxxxxxx> wrote: > >> When run a weston 10.0.0: > >> > >> # export XDG_RUNTIME_DIR=/tmp > >> # weston --backend=drm-backend.so --use-pixma --tty=2 > >> --continue=without-input > >> > >> I got the following error: > >> > >> drm_atomic_check_only [PLANE:31:Smart0-win0] CRTC set but no FB > > Can you please start Weston with --logger-scopes=log,drm-backend and > > attach the output? > > Please see the weston ouput here[0] Are you running with musl perhaps? Either way, please make sure your libdrm build includes commit 79fa377c8bdc84fde99c6a6ac17e554971c617be. Cheers, Daniel