Here is the relevant output:
"Failed to start a new media-hub player session: org.freedesktop.DBus.Error.AccessDenied: An AppArmor policy prevents this sender from sending this message to this recipient, 0 matched rules; type="method_call", sender=":1.309" (uid=32011 pid=12412 comm="/usr/lib/arm-linux-gnueabihf/qt5/bin/qmlscene $@ u") interface="core.ubuntu.media.Service" member="CreateSession" error name="(unset)" requested_reply="0" destination="core.ubuntu.media.Service" (uid=32011 pid=2865 comm="media-hub-server ")
Failed to create a new media player backend. Video playback will not function."
The app is trying to play media of some sort and the media-hub is used for playback. As such, these apps need to use the appropriate policy group in their security json. Eg, audio or video.
Here is the relevant output: .DBus.Error. AccessDenied: An AppArmor policy prevents this sender from sending this message to this recipient, 0 matched rules; type="method_call", sender=":1.309" (uid=32011 pid=12412 comm="/ usr/lib/ arm-linux- gnueabihf/ qt5/bin/ qmlscene $@ u") interface= "core.ubuntu. media.Service" member= "CreateSession" error name="(unset)" requested_reply="0" destination= "core.ubuntu. media.Service" (uid=32011 pid=2865 comm="media- hub-server ")
"Failed to start a new media-hub player session: org.freedesktop
Failed to create a new media player backend. Video playback will not function."
The app is trying to play media of some sort and the media-hub is used for playback. As such, these apps need to use the appropriate policy group in their security json. Eg, audio or video.