---- Minecraft Crash Report ----
// On the bright side, I bought you a teddy bear!

Time: 17/06/13 14:41
Description: Ticking memory connection

java.lang.IndexOutOfBoundsException: Index: 42, Size: 39
	at java.util.ArrayList.rangeCheck(Unknown Source)
	at java.util.ArrayList.get(Unknown Source)
	at net.minecraft.inventory.Container.func_75144_a(SourceFile:207)
	at invtweaks.forge.PacketHandler.onClickPacket(PacketHandler.java:46)
	at invtweaks.forge.PacketHandler.onPacketData(PacketHandler.java:23)
	at cpw.mods.fml.common.network.NetworkRegistry.handlePacket(NetworkRegistry.java:255)
	at cpw.mods.fml.common.network.NetworkRegistry.handleCustomPacket(NetworkRegistry.java:245)
	at cpw.mods.fml.common.network.FMLNetworkHandler.handlePacket250Packet(FMLNetworkHandler.java:83)
	at net.minecraft.network.NetServerHandler.func_72501_a(NetServerHandler.java:1098)
	at net.minecraft.network.packet.Packet250CustomPayload.func_73279_a(SourceFile:59)
	at net.minecraft.network.MemoryConnection.func_74428_b(MemoryConnection.java:89)
	at net.minecraft.network.NetServerHandler.func_72570_d(NetServerHandler.java:134)
	at net.minecraft.network.NetworkListenThread.func_71747_b(NetworkListenThread.java:53)
	at net.minecraft.server.integrated.IntegratedServerListenThread.func_71747_b(IntegratedServerListenThread.java:109)
	at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:675)
	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:571)
	at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:171)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:469)
	at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:573)


A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- System Details --
Details:
	Minecraft Version: 1.5.2
	Operating System: Windows XP (x86) version 5.1
	Java Version: 1.7.0_21, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode, sharing), Oracle Corporation
	Memory: 332884136 bytes (317 MB) / 518979584 bytes (494 MB) up to 518979584 bytes (494 MB)
	JVM Flags: 2 total; -Xms512m -Xmx512m
	AABB Pool Size: 95 (5320 bytes; 0 MB) allocated, 31 (1736 bytes; 0 MB) used
	Suspicious classes: FML and Forge are installed
	IntCache: cache: 0, tcache: 0, allocated: 1, tallocated: 63
	FML: MCP v7.51 FML v5.2.2.684 Minecraft Forge 7.8.0.684 Optifine OptiFine_1.5.2_HD_U_D3 4 mods loaded, 4 mods active
	mcp{7.44} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	FML{5.2.2.684} [Forge Mod Loader] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	Forge{7.8.0.684} [Minecraft Forge] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	inventorytweaks{1.54b} [Inventory Tweaks] (InventoryTweaks-1.54b (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 7 (392 bytes; 0 MB) allocated, 2 (112 bytes; 0 MB) used
	Player Count: 1 / 8; [EntityPlayerMP['Xinoph'/0, l='SkyBlock2.1', x=2.46, y=67.00, z=-0.21]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Definitely; Client brand changed to 'fml,forge'