WorldGuard error (I think)

What I am getting on my console is what I beleive to be an error with worldguard.
I get the error every second or two, so much that i cant even read the console.
here is the error!

Code:

11:40:41 [SEVERE] Could not pass event PlayerMoveEvent to WorldGuard
org.bukkit.event.EventException
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:303)
    at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
    at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:459)
    at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:209)
    at net.minecraft.server.Packet10Flying.handle(SourceFile:126)
    at net.minecraft.server.NetworkManager.b(NetworkManager.java:229)
    at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:113)
    at net.minecraft.server.NetworkListenThread.a(NetworkListenThread.java:78)
    at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:551)
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:449)
    at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)
Caused by: java.lang.NoSuchMethodError: org.bukkit.entity.Player.getVehicle()Lorg/bukkit/entity/Vehicle;
    at com.sk89q.worldguard.bukkit.WorldGuardPlayerListener$PlayerMoveHandler.onPlayerMove(WorldGuardPlayerListener.java:113)
    at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:597)
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:301)
    ... 10 more
11:40:42 [SEVERE] Could not pass event PlayerMoveEvent to WorldGuard
org.bukkit.event.EventException
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:303)
    at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
    at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:459)
    at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:209)
    at net.minecraft.server.Packet10Flying.handle(SourceFile:126)
    at net.minecraft.server.NetworkManager.b(NetworkManager.java:229)
    at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:113)
    at net.minecraft.server.NetworkListenThread.a(NetworkListenThread.java:78)
    at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:551)
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:449)
    at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)
Caused by: java.lang.NoSuchMethodError: org.bukkit.entity.Player.getVehicle()Lorg/bukkit/entity/Vehicle;
    at com.sk89q.worldguard.bukkit.WorldGuardPlayerListener$PlayerMoveHandler.onPlayerMove(WorldGuardPlayerListener.java:113)
    at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:597)
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:301)
    ... 10 more
11:40:42 [SEVERE] Could not pass event PlayerMoveEvent to WorldGuard
org.bukkit.event.EventException
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:303)
    at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
    at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:459)
    at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:209)
    at net.minecraft.server.Packet10Flying.handle(SourceFile:126)
    at net.minecraft.server.NetworkManager.b(NetworkManager.java:229)
    at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:113)
    at net.minecraft.server.NetworkListenThread.a(NetworkListenThread.java:78)
    at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:551)
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:449)
    at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)
Caused by: java.lang.NoSuchMethodError: org.bukkit.entity.Player.getVehicle()Lorg/bukkit/entity/Vehicle;
    at com.sk89q.worldguard.bukkit.WorldGuardPlayerListener$PlayerMoveHandler.onPlayerMove(WorldGuardPlayerListener.java:113)
    at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:597)
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:301)
    ... 10 more
11:40:43 [SEVERE] Could not pass event PlayerMoveEvent to WorldGuard
org.bukkit.event.EventException
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:303)
    at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
    at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:459)
    at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:209)
    at net.minecraft.server.Packet10Flying.handle(SourceFile:126)
    at net.minecraft.server.NetworkManager.b(NetworkManager.java:229)
    at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:113)
    at net.minecraft.server.NetworkListenThread.a(NetworkListenThread.java:78)
    at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:551)
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:449)
    at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)
Caused by: java.lang.NoSuchMethodError: org.bukkit.entity.Player.getVehicle()Lorg/bukkit/entity/Vehicle;
    at com.sk89q.worldguard.bukkit.WorldGuardPlayerListener$PlayerMoveHandler.onPlayerMove(WorldGuardPlayerListener.java:113)
    at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:597)
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:301)

sk89q

 

Craftbukkit Version, full server.log, WorldEdit / WorldGuard version?

 

yea i had this problem, until i downloaded WorldGuard V5.5.2 SNAPSHOT here build.sk89q.com/job/WorldGuard/lastSuccessfulBuild/artifact/target/worldguard-5.5.2-SNAPSHOT.zip

 

I have the Problem, too.
After 15 Minutes the Server go down ;(