[20:25:29 INFO]: McLaren issued server command: //set 1
[20:25:29 ERROR]: Could not pass event PlayerCommandPreprocessEvent to LimitedWorldEdit v1.0.6
org.bukkit.event.EventException
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[craftbukkit.jar:git-Spigot-1.7.9-R0.2-208-ge0f2e95]
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[craftbukkit.jar:git-Spigot-1.7.9-R0.2-208-ge0f2e95]
        at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:509) [craftbukkit.jar:git-Spigot-1.7.9-R0.2-208-ge0f2e95]
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:494) [craftbukkit.jar:git-Spigot-1.7.9-R0.2-208-ge0f2e95]
        at net.minecraft.server.v1_7_R4.PlayerConnection.handleCommand(PlayerConnection.java:1035) [craftbukkit.jar:git-Spigot-1.7.9-R0.2-208-ge0f2e95]
        at net.minecraft.server.v1_7_R4.PlayerConnection.a(PlayerConnection.java:880) [craftbukkit.jar:git-Spigot-1.7.9-R0.2-208-ge0f2e95]
        at net.minecraft.server.v1_7_R4.PacketPlayInChat.a(PacketPlayInChat.java:28) [craftbukkit.jar:git-Spigot-1.7.9-R0.2-208-ge0f2e95]
        at net.minecraft.server.v1_7_R4.PacketPlayInChat.handle(PacketPlayInChat.java:65) [craftbukkit.jar:git-Spigot-1.7.9-R0.2-208-ge0f2e95]
        at net.minecraft.server.v1_7_R4.NetworkManager.a(NetworkManager.java:186) [craftbukkit.jar:git-Spigot-1.7.9-R0.2-208-ge0f2e95]
        at net.minecraft.server.v1_7_R4.ServerConnection.c(ServerConnection.java:81) [craftbukkit.jar:git-Spigot-1.7.9-R0.2-208-ge0f2e95]
        at net.minecraft.server.v1_7_R4.MinecraftServer.v(MinecraftServer.java:734) [craftbukkit.jar:git-Spigot-1.7.9-R0.2-208-ge0f2e95]
        at net.minecraft.server.v1_7_R4.DedicatedServer.v(DedicatedServer.java:289) [craftbukkit.jar:git-Spigot-1.7.9-R0.2-208-ge0f2e95]
        at net.minecraft.server.v1_7_R4.MinecraftServer.u(MinecraftServer.java:584) [craftbukkit.jar:git-Spigot-1.7.9-R0.2-208-ge0f2e95]
        at net.minecraft.server.v1_7_R4.MinecraftServer.run(MinecraftServer.java:490) [craftbukkit.jar:git-Spigot-1.7.9-R0.2-208-ge0f2e95]
        at net.minecraft.server.v1_7_R4.ThreadServerApplication.run(SourceFile:628) [craftbukkit.jar:git-Spigot-1.7.9-R0.2-208-ge0f2e95]
Caused by: java.lang.IncompatibleClassChangeError: Found class com.sk89q.worldguard.protection.ApplicableRegionSet, but interface was expected
        at com.james137137.LimitedWorldEdit.hooks.WorldGaurdAPI.CanBuildHere(WorldGaurdAPI.java:70) ~[?:?]
        at com.james137137.LimitedWorldEdit.LimitedWorldEdit.CanWorldEdit(LimitedWorldEdit.java:183) ~[?:?]
        at com.james137137.LimitedWorldEdit.LimitedWorldEditListener.onPlayerCommand(LimitedWorldEditListener.java:51) ~[?:?]
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_40]
        at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_40]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_40]
        at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_40]
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:298) ~[craftbukkit.jar:git-Spigot-1.7.9-R0.2-208-ge0f2e95]
        ... 14 more