> [21:19:09 WARN]: java.lang.NullPointerException
> [21:19:09 WARN]: at com.onarandombox.MultiverseCore.MultiverseCore.onCommand(MultiverseCore.java:919)
> [21:19:09 WARN]: at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)
> [21:19:09 WARN]: at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:139)
> [21:19:09 WARN]: at org.bukkit.craftbukkit.v1_13_R2.CraftServer.dispatchCommand(CraftServer.java:702)
> [21:19:09 WARN]: at net.minecraft.server.v1_13_R2.PlayerConnection.handleCommand(PlayerConnection.java:1648)
> [21:19:09 WARN]: at net.minecraft.server.v1_13_R2.PlayerConnection.a(PlayerConnection.java:1483)
> [21:19:09 WARN]: at net.minecraft.server.v1_13_R2.PacketPlayInChat.a(PacketPlayInChat.java:45)
> [21:19:09 WARN]: at net.minecraft.server.v1_13_R2.PacketPlayInChat.a(PacketPlayInChat.java:1)
> [21:19:09 WARN]: at net.minecraft.server.v1_13_R2.PlayerConnectionUtils.a(SourceFile:10)
> [21:19:09 WARN]: at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> [21:19:09 WARN]: at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> [21:19:09 WARN]: at net.minecraft.server.v1_13_R2.SystemUtils.a(SourceFile:199)
> [21:19:09 WARN]: at net.minecraft.server.v1_13_R2.MinecraftServer.b(MinecraftServer.java:900)
> [21:19:09 WARN]: at net.minecraft.server.v1_13_R2.DedicatedServer.b(DedicatedServer.java:417)
> [21:19:09 WARN]: at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:835)
> [21:19:09 WARN]: at net.minecraft.server.v1_13_R2.MinecraftServer.run(MinecraftServer.java:733)
> [21:19:09 WARN]: at java.lang.Thread.run(Thread.java:748)