[00:04:30] [Server thread/INFO]: Tilted_ issued server command: /warp home
[00:04:30] [Server thread/ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'warp' in plugin Warps v1.0
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[spigot.jar:git-Spigot-3d850ec-809c399]
	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) ~[spigot.jar:git-Spigot-3d850ec-809c399]
	at org.bukkit.craftbukkit.v1_12_R1.CraftServer.dispatchCommand(CraftServer.java:649) ~[spigot.jar:git-Spigot-3d850ec-809c399]
	at net.minecraft.server.v1_12_R1.PlayerConnection.handleCommand(PlayerConnection.java:1397) [spigot.jar:git-Spigot-3d850ec-809c399]
	at net.minecraft.server.v1_12_R1.PlayerConnection.a(PlayerConnection.java:1232) [spigot.jar:git-Spigot-3d850ec-809c399]
	at net.minecraft.server.v1_12_R1.PacketPlayInChat.a(PacketPlayInChat.java:45) [spigot.jar:git-Spigot-3d850ec-809c399]
	at net.minecraft.server.v1_12_R1.PacketPlayInChat.a(PacketPlayInChat.java:1) [spigot.jar:git-Spigot-3d850ec-809c399]
	at net.minecraft.server.v1_12_R1.PlayerConnectionUtils$1.run(SourceFile:13) [spigot.jar:git-Spigot-3d850ec-809c399]
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:?]
	at java.util.concurrent.FutureTask.run(Unknown Source) [?:?]
	at net.minecraft.server.v1_12_R1.SystemUtils.a(SourceFile:46) [spigot.jar:git-Spigot-3d850ec-809c399]
	at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:748) [spigot.jar:git-Spigot-3d850ec-809c399]
	at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:406) [spigot.jar:git-Spigot-3d850ec-809c399]
	at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:679) [spigot.jar:git-Spigot-3d850ec-809c399]
	at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:577) [spigot.jar:git-Spigot-3d850ec-809c399]
	at java.lang.Thread.run(Unknown Source) [?:?]
Caused by: java.lang.ClassCastException: org.bukkit.craftbukkit.v1_12_R1.CraftWorld cannot be cast to net.minecraft.server.v1_12_R1.World
	at me.welshy.Warps.Main.onCommand(Main.java:51) ~[?:?]
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[spigot.jar:git-Spigot-3d850ec-809c399]
	... 15 more