Problem/Bug World Guard? and DragonAntiPvPLogger

Hello! I ran into an error. Whenever I enable permissions, the Anti pvp plugin stops working! It will not spawn an NPC ONLY when Permissions is enabled?

Error (open) Error (close)

10.01 15:51:09 [Multicraft] Deathmonster555 ran command Message of the Day
10.01 15:51:09 [Connect] User Deathmonster555
10.01 15:51:09 [Server] INFO UUID of player Deathmonster555 is 658d3a0b-c45e-40df-af91-964f2bdf02f9
10.01 15:51:04 [Server] INFO Deathmonster555 left the game.
10.01 15:51:04 [Server] INFO ... 11 more
10.01 15:51:04 [Server] INFO at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:292) ~[craftbukkit-dev-3116.jar:git-Bukkit-1.7.9-R0.2-24-g07d4558-b3116jnks]
10.01 15:51:04 [Server] INFO at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.7.0_71]
10.01 15:51:04 [Server] INFO at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.7.0_71]
10.01 15:51:04 [Server] INFO at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.7.0_71]
10.01 15:51:04 [Server] INFO at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.7.0_71]
10.01 15:51:04 [Server] INFO at com.github.idragonfire.DragonAntiPvPLeaver.listener.Listener_Normal.onPlayerQuit(Listener_Normal.java:56) ~[?:?]
10.01 15:51:04 [Server] INFO at com.github.idragonfire.DragonAntiPvPLeaver.SpawnCheckerManager.dragonNpcSpawnTime(SpawnCheckerManager.java:43) ~[?:?]
10.01 15:51:04 [Server] INFO at com.github.idragonfire.DragonAntiPvPLeaver.spawnchecker.WorldGuardSupport.canNpcSpawn(WorldGuardSupport.java:28) ~[?:?]
10.01 15:51:04 [Server] INFO Caused by: java.lang.IncompatibleClassChangeError: Found interface com.sk89q.worldguard.protection.ApplicableRegionSet, but class was expected
10.01 15:51:04 [Server] INFO at net.minecraft.server.v1_7_R4.ThreadServerApplication.run(SourceFile:628) [craftbukkit-dev-3116.jar:git-Bukkit-1.7.9-R0.2-24-g07d4558-b3116jnks]
10.01 15:51:04 [Server] INFO at net.minecraft.server.v1_7_R4.MinecraftServer.run(MinecraftServer.java:469) [craftbukkit-dev-3116.jar:git-Bukkit-1.7.9-R0.2-24-g07d4558-b3116jnks]
10.01 15:51:04 [Server] INFO at net.minecraft.server.v1_7_R4.MinecraftServer.u(MinecraftServer.java:558) [craftbukkit-dev-3116.jar:git-Bukkit-1.7.9-R0.2-24-g07d4558-b3116jnks]
10.01 15:51:04 [Server] INFO at net.minecraft.server.v1_7_R4.DedicatedServer.v(DedicatedServer.java:258) [craftbukkit-dev-3116.jar:git-Bukkit-1.7.9-R0.2-24-g07d4558-b3116jnks]
10.01 15:51:04 [Server] INFO at net.minecraft.server.v1_7_R4.MinecraftServer.v(MinecraftServer.java:667) [craftbukkit-dev-3116.jar:git-Bukkit-1.7.9-R0.2-24-g07d4558-b3116jnks]
10.01 15:51:04 [Server] INFO at net.minecraft.server.v1_7_R4.ServerConnection.c(SourceFile:130) [craftbukkit-dev-3116.jar:git-Bukkit-1.7.9-R0.2-24-g07d4558-b3116jnks]
10.01 15:51:04 [Server] INFO at net.minecraft.server.v1_7_R4.PlayerConnection.a(PlayerConnection.java:706) [craftbukkit-dev-3116.jar:git-Bukkit-1.7.9-R0.2-24-g07d4558-b3116jnks]
10.01 15:51:04 [Server] INFO at net.minecraft.server.v1_7_R4.PlayerList.disconnect(PlayerList.java:307) [craftbukkit-dev-3116.jar:git-Bukkit-1.7.9-R0.2-24-g07d4558-b3116jnks]
10.01 15:51:04 [Server] INFO at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:486) [craftbukkit-dev-3116.jar:git-Bukkit-1.7.9-R0.2-24-g07d4558-b3116jnks]
10.01 15:51:04 [Server] INFO at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:501) [craftbukkit-dev-3116.jar:git-Bukkit-1.7.9-R0.2-24-g07d4558-b3116jnks]
10.01 15:51:04 [Server] INFO at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[craftbukkit-dev-3116.jar:git-Bukkit-1.7.9-R0.2-24-g07d4558-b3116jnks]
10.01 15:51:04 [Server] INFO at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:294) ~[craftbukkit-dev-3116.jar:git-Bukkit-1.7.9-R0.2-24-g07d4558-b3116jnks]
10.01 15:51:04 [Server] INFO org.bukkit.event.EventException
10.01 15:51:04 [Server] ERROR Could not pass event PlayerQuitEvent to DragonAntiPvPLeaver v2.1.7.10
10.01 15:51:04 [Disconnect] User Deathmonster555 has disconnected, reason: Disconnected

Any help will be appreciated!