org.mpris.MediaPlayer2.vlc : g-dbus-error-quark: GDBus.Error:org.freedesktop.DBus.Error.AccessDenied: An AppArmor policy prevents this sender from sending this message to this recipient; type="method_call", sender=":1.209" (uid=1000 pid=15218 comm="/usr/bin/python /usr/bin/d-feet ") interface="org.freedesktop.DBus.Introspectable" member="Introspect" error name="(unset)" requested_reply="0" destination="org.mpris.MediaPlayer2.vlc" (uid=1000 pid=13932 comm="vlc ") (9)