2012-02-03 08:29:01 [SEVERE] null
org.bukkit.command.CommandException: Unhandled exception executing command 'giveback' in plugin StopWhiners v1
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:42)
	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:168)
	at org.bukkit.craftbukkit.CraftServer.dispatchCommand(CraftServer.java:386)
	at net.minecraft.server.NetServerHandler.handleCommand(NetServerHandler.java:777)
	at net.minecraft.server.NetServerHandler.chat(NetServerHandler.java:737)
	at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:725)
	at net.minecraft.server.Packet3Chat.handle(Packet3Chat.java:33)
	at net.minecraft.server.NetworkManager.b(NetworkManager.java:226)
	at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:100)
	at net.minecraft.server.NetworkListenThread.a(NetworkListenThread.java:78)
	at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:537)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:435)
	at net.minecraft.server.ThreadServerApplication.run(SourceFile:465)
Caused by: java.lang.ClassCastException: [Ljava.lang.Object; cannot be cast to [Lorg.bukkit.inventory.ItemStack;
	at com.andor.stopwhiners.StopWhinersPlugin.onCommand(StopWhinersPlugin.java:64)
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:40)
	... 12 more