2013-01-23 19:37:12 [SEVERE] Could not pass event PlayerGameModeChangeEvent to CreativeControl v5.5.3
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:427)
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
	at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:35)
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:479)
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:464)
	at org.bukkit.craftbukkit.v1_4_R1.entity.CraftPlayer.setGameMode(CraftPlayer.java:543)
	at com.earth2me.essentials.PlayerExtension.setGameMode(PlayerExtension.java)
	at com.earth2me.essentials.commands.Commandgamemode.run(Commandgamemode.java:75)
	at com.earth2me.essentials.commands.EssentialsCommand.run(EssentialsCommand.java:96)
	at com.earth2me.essentials.Essentials.onCommandEssentials(Essentials.java:393)
	at com.earth2me.essentials.Essentials.onCommand(Essentials.java:299)
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)
	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:186)
	at org.bukkit.craftbukkit.v1_4_R1.CraftServer.dispatchCommand(CraftServer.java:563)
	at net.minecraft.server.v1_4_R1.PlayerConnection.handleCommand(PlayerConnection.java:995)
	at net.minecraft.server.v1_4_R1.PlayerConnection.chat(PlayerConnection.java:911)
	at net.minecraft.server.v1_4_R1.PlayerConnection.a(PlayerConnection.java:855)
	at net.minecraft.server.v1_4_R1.Packet3Chat.handle(Packet3Chat.java:44)
	at net.minecraft.server.v1_4_R1.NetworkManager.b(NetworkManager.java:290)
	at net.minecraft.server.v1_4_R1.PlayerConnection.d(PlayerConnection.java:115)
	at net.minecraft.server.v1_4_R1.ServerConnection.b(SourceFile:39)
	at net.minecraft.server.v1_4_R1.DedicatedServerConnection.b(SourceFile:30)
	at net.minecraft.server.v1_4_R1.MinecraftServer.r(MinecraftServer.java:585)
	at net.minecraft.server.v1_4_R1.DedicatedServer.r(DedicatedServer.java:224)
	at net.minecraft.server.v1_4_R1.MinecraftServer.q(MinecraftServer.java:481)
	at net.minecraft.server.v1_4_R1.MinecraftServer.run(MinecraftServer.java:416)
	at net.minecraft.server.v1_4_R1.ThreadServerApplication.run(SourceFile:849)
Caused by: java.lang.NumberFormatException: For input string: "{4"
	at java.lang.NumberFormatException.forInputString(NumberFormatException.java:65)
	at java.lang.Integer.parseInt(Integer.java:492)
	at java.lang.Integer.parseInt(Integer.java:527)
	at me.FurH.CreativeControl.util.CreativeFirework.getFireWork(CreativeFirework.java:75)
	at me.FurH.CreativeControl.data.CreativePlayerData.toItemStack(CreativePlayerData.java:425)
	at me.FurH.CreativeControl.data.CreativePlayerData.toArrayStack(CreativePlayerData.java:349)
	at me.FurH.CreativeControl.data.CreativePlayerData.hasSur(CreativePlayerData.java:256)
	at me.FurH.CreativeControl.data.CreativePlayerData.save(CreativePlayerData.java:134)
	at me.FurH.CreativeControl.data.CreativePlayerData.process(CreativePlayerData.java:75)
	at me.FurH.CreativeControl.listener.CreativePlayerListener.onPlayerGameModeChange(CreativePlayerListener.java:82)
	at sun.reflect.GeneratedMethodAccessor368.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:601)
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:425)
	... 26 more