I packed audio-player into snap package and AppArmor denied access name="/dev/shm/pulse-shm-1137513322" pid=2926 comm="audio-player" requested_mask="r" denied_mask="r" snapcraft.xml have stage-packages: - libxcb-shm0 This bug not closed https://bugs.launchpad.net/snappy/+bug/1578217 How to use PulseAudio? --