====> on ubuntu studio 19.04, which does not exhibit the problem.

brian@bacchus:~$ dpkg -l | grep -i wayland
ii  kwayland-data                                 4:5.56.0-0ubuntu1                    all          Qt library wrapper for Wayland libraries - data files
ii  kwayland-integration:amd64                    4:5.15.4-0ubuntu1                    amd64        kwayland runtime integration plugins
ii  libkf5waylandclient5:amd64                    4:5.56.0-0ubuntu1                    amd64        Qt library wrapper for Wayland libraries
ii  libqt5waylandclient5:amd64                    5.12.2-1                             amd64        QtWayland client library
ii  libqt5waylandcompositor5:amd64                5.12.2-1                             amd64        QtWayland compositor library
ii  libva-wayland2:amd64                          2.4.0-1                              amd64        Video Acceleration (VA) API for Linux -- Wayland runtime
ii  libwayland-client0:amd64                      1.16.0-1ubuntu2                      amd64        wayland compositor infrastructure - client library
ii  libwayland-cursor0:amd64                      1.16.0-1ubuntu2                      amd64        wayland compositor infrastructure - cursor library
ii  libwayland-egl1:amd64                         1.16.0-1ubuntu2                      amd64        wayland compositor infrastructure - EGL library
ii  libwayland-egl1-mesa:amd64                    19.0.2-1ubuntu1.1                    amd64        transitional dummy package
ii  libwayland-server0:amd64                      1.16.0-1ubuntu2                      amd64        wayland compositor infrastructure - server library
ii  qtwayland5:amd64                              5.12.2-1                             amd64        QtWayland platform plugin
brian@bacchus:~$ 


====> on ubuntu desktop, which does exhibit the problem

brian@schizo:~$ dpkg -l | grep -i wayland
ii  kwayland-data                              4:5.56.0-0ubuntu1                           all          Qt library wrapper for Wayland libraries - data files
ii  kwayland-integration:amd64                 4:5.15.4-0ubuntu1                           amd64        kwayland runtime integration plugins
ii  libkf5waylandclient5:amd64                 4:5.56.0-0ubuntu1                           amd64        Qt library wrapper for Wayland libraries
ii  libqt5waylandclient5:amd64                 5.12.2-1                                    amd64        QtWayland client library
ii  libqt5waylandcompositor5:amd64             5.12.2-1                                    amd64        QtWayland compositor library
ii  libva-wayland2:amd64                       2.4.0-1                                     amd64        Video Acceleration (VA) API for Linux -- Wayland runtime
ii  libwayland-client0:amd64                   1.16.0-1ubuntu2                             amd64        wayland compositor infrastructure - client library
ii  libwayland-client0:i386                    1.16.0-1ubuntu2                             i386         wayland compositor infrastructure - client library
ii  libwayland-cursor0:amd64                   1.16.0-1ubuntu2                             amd64        wayland compositor infrastructure - cursor library
ii  libwayland-cursor0:i386                    1.16.0-1ubuntu2                             i386         wayland compositor infrastructure - cursor library
ii  libwayland-egl1:amd64                      1.16.0-1ubuntu2                             amd64        wayland compositor infrastructure - EGL library
ii  libwayland-egl1:i386                       1.16.0-1ubuntu2                             i386         wayland compositor infrastructure - EGL library
ii  libwayland-server0:amd64                   1.16.0-1ubuntu2                             amd64        wayland compositor infrastructure - server library
ii  qtwayland5:amd64                           5.12.2-1                                    amd64        QtWayland platform plugin
ii  xwayland                                   2:1.20.4-1ubuntu3                           amd64        Xwayland X server
brian@schizo:~$