[23:13:46] [Server thread/ERROR] [Sponge]: Error occurred while executing command 'music > 12' for source EntityPlayerMP['ziceptor'/226, l='world', x=22906,31, y=68,00,
z=16746,28]: null
java.lang.NullPointerException
        at se.walkercrou.composer.nbs.NoteBlockStudioSong.toScore(NoteBlockStudioSong.java:81) ~[NoteBlockStudioSong.class:?]
        at se.walkercrou.composer.nbs.MusicPlayer.play(MusicPlayer.java:78) ~[MusicPlayer.class:?]
        at se.walkercrou.composer.cmd.ComposerCommands.playTrack(ComposerCommands.java:133) ~[ComposerCommands.class:?]
        at org.spongepowered.api.command.args.ChildCommandElementExecutor.execute(ChildCommandElementExecutor.java:179) ~[ChildCommandElementExecutor.class:1.11-2195-6.0
.0-BETA-2004]
        at org.spongepowered.api.command.spec.CommandSpec.process(CommandSpec.java:351) ~[CommandSpec.class:1.11-2195-6.0.0-BETA-2004]
        at org.spongepowered.api.command.dispatcher.SimpleDispatcher.process(SimpleDispatcher.java:333) ~[SimpleDispatcher.class:1.11-2195-6.0.0-BETA-2004]
        at org.spongepowered.common.command.SpongeCommandManager.process(SpongeCommandManager.java:291) [SpongeCommandManager.class:1.11-2195-6.0.0-BETA-2004]
        at net.minecraft.command.ServerCommandManager.func_71556_a(SourceFile:83) [bd.class:?]
        at net.minecraft.network.NetHandlerPlayServer.func_147361_d(NetHandlerPlayServer.java:893) [mi.class:?]
        at net.minecraft.network.NetHandlerPlayServer.func_147354_a(NetHandlerPlayServer.java:872) [mi.class:?]
        at net.minecraft.network.play.client.CPacketChatMessage.func_148833_a(SourceFile:37) [ip.class:?]
        at net.minecraft.network.play.client.CPacketChatMessage.func_148833_a(SourceFile:9) [ip.class:?]
        at org.spongepowered.common.network.PacketUtil.onProcessPacket(PacketUtil.java:136) [PacketUtil.class:1.11-2195-6.0.0-BETA-2004]
        at net.minecraft.network.PacketThreadUtil$1.redirect$onProcessPacket$zjb000(SourceFile:39) [fo$1.class:?]
        at net.minecraft.network.PacketThreadUtil$1.run(SourceFile:13) [fo$1.class:?]
        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_112]
        at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_112]
        at net.minecraft.util.Util.func_181617_a(SourceFile:46) [h.class:?]
        at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:679) [MinecraftServer.class:?]
        at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:384) [lh.class:?]
        at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:624) [MinecraftServer.class:?]
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:482) [MinecraftServer.class:?]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_112]