** SANDSTORM SUPERVISOR: Starting up grain.
sandstorm/supervisor.c++:1168: warning: ip_tables kernel module not loaded; cannot set up transparent network forwarding.
shm_open() failed: Function not implemented

/lib/player_server.js:810
      table[track.key] = Player.trackWithoutIndex('clientVisible', track);
                 ^
TypeError: Cannot read property 'key' of undefined
    at getQueueLibraryInfo (/lib/player_server.js:810:18)
    at addPermSubscription (/lib/player_server.js:731:14)
    at addSubscription (/lib/player_server.js:725:12)
    at PlayerServer.initialize (/lib/player_server.js:596:23)
    at new PlayerServer (/lib/player_server.js:507:8)
    at startServer (/lib/server.js:440:22)
    at /lib/server.js:167:13
    at /lib/player.js:373:7
    at /lib/player.js:469:9
    at /lib/player.js:917:5
** SANDSTORM SUPERVISOR: Grain still in use; staying up for now.
** SANDSTORM SUPERVISOR: Grain still in use; staying up for now.
** SANDSTORM SUPERVISOR: Grain still in use; staying up for now.
** SANDSTORM SUPERVISOR: Grain still in use; staying up for now.
** SANDSTORM SUPERVISOR: Grain still in use; staying up for now.
** SANDSTORM SUPERVISOR: Grain still in use; staying up for now.
** SANDSTORM SUPERVISOR: Grain still in use; staying up for now.
** SANDSTORM SUPERVISOR: Grain still in use; staying up for now.
** SANDSTORM SUPERVISOR: Grain still in use; staying up for now.
** SANDSTORM SUPERVISOR: Grain still in use; staying up for now.
** SANDSTORM SUPERVISOR: Grain still in use; staying up for now.
** SANDSTORM SUPERVISOR: Grain still in use; staying up for now.
** SANDSTORM SUPERVISOR: Grain still in use; staying up for now.
** SANDSTORM SUPERVISOR: Grain still in use; staying up for now.