Caused by: java.lang.NullPointerException
[16:59:12] [Server thread/INFO]: MonkeyGetBanned issued server command: /is warp CoolPandaPVP
[16:59:12] [Server thread/ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'is' in plugin FabledSkyBlock vBuild-77
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[patched_1.12.2.jar:git-Paper-1613]
	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:152) ~[patched_1.12.2.jar:git-Paper-1613]
	at org.bukkit.craftbukkit.v1_12_R1.CraftServer.dispatchCommand(CraftServer.java:685) ~[patched_1.12.2.jar:git-Paper-1613]
	at net.minecraft.server.v1_12_R1.PlayerConnection.handleCommand(PlayerConnection.java:1478) ~[patched_1.12.2.jar:git-Paper-1613]
	at net.minecraft.server.v1_12_R1.PlayerConnection.a(PlayerConnection.java:1283) ~[patched_1.12.2.jar:git-Paper-1613]
	at net.minecraft.server.v1_12_R1.PacketPlayInChat.a(PacketPlayInChat.java:45) ~[patched_1.12.2.jar:git-Paper-1613]
	at net.minecraft.server.v1_12_R1.PacketPlayInChat.a(PacketPlayInChat.java:5) ~[patched_1.12.2.jar:git-Paper-1613]
	at net.minecraft.server.v1_12_R1.PlayerConnectionUtils.lambda$ensureMainThread$0(PlayerConnectionUtils.java:14) ~[patched_1.12.2.jar:git-Paper-1613]
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[?:1.8.0_212]
	at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:1.8.0_212]
	at net.minecraft.server.v1_12_R1.SystemUtils.a(SourceFile:46) ~[patched_1.12.2.jar:git-Paper-1613]
	at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:850) ~[patched_1.12.2.jar:git-Paper-1613]
	at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:423) ~[patched_1.12.2.jar:git-Paper-1613]
	at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:774) ~[patched_1.12.2.jar:git-Paper-1613]
	at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:666) ~[patched_1.12.2.jar:git-Paper-1613]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_212]
Caused by: java.lang.NullPointerException
	at me.goodandevil.skyblock.command.commands.island.TeleportCommand.onCommandByPlayer(TeleportCommand.java:56) ~[?:?]
	at me.goodandevil.skyblock.command.CommandManager.onCommand(CommandManager.java:255) ~[?:?]
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[patched_1.12.2.jar:git-Paper-1613]
	... 15 more