2012-05-29 16:26:50 [SEVERE] Could not pass event BlockPlaceEvent to ProtectionStones
java.lang.ClassCastException: java.lang.String cannot be cast to com.sk89q.worldedit.Location
	at com.sk89q.worldguard.protection.flags.LocationFlag.marshal(LocationFlag.java:40)
	at com.sk89q.worldguard.protection.databases.YAMLDatabase.addMarshalledFlag(YAMLDatabase.java:280)
	at com.sk89q.worldguard.protection.databases.YAMLDatabase.getFlagData(YAMLDatabase.java:268)
	at com.sk89q.worldguard.protection.databases.YAMLDatabase.save(YAMLDatabase.java:240)
	at com.sk89q.worldguard.protection.databases.AbstractProtectionDatabase.save(AbstractProtectionDatabase.java:43)
	at com.sk89q.worldguard.protection.managers.RegionManager.save(RegionManager.java:69)
	at com.axeldios.ProtectionStones.ProtectionStonesBlockListener.onBlockPlace(ProtectionStonesBlockListener.java:280)
	at sun.reflect.GeneratedMethodAccessor98.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:616)
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:301)
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:461)
	at org.bukkit.craftbukkit.event.CraftEventFactory.callBlockPlaceEvent(CraftEventFactory.java:99)
	at net.minecraft.server.ItemBlock.interactWith(ItemBlock.java:71)
	at net.minecraft.server.ItemStack.placeItem(ItemStack.java:83)
	at net.minecraft.server.ItemInWorldManager.interact(ItemInWorldManager.java:303)
	at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:636)
	at net.minecraft.server.Packet15Place.handle(SourceFile:39)
	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:92)
	at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:622)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:506)
	at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)