On Mon, Sep 09, 2019 at 10:04:26PM +0200, Gunter Königsmann wrote: > Also wxgtk3.0 applications that use gtk2 seem to work fine.
That's not surprising - GTK2 doesn't support Wayland, so GTK2 apps will actually use X11 even if you're using Wayland. With GTK3 you can probably work around this by forcing X11, e.g.: env GDK_BACKEND=x11 /usr/bin/app Cheers, Olly