Server crash report - Githubissues

Trying to open a carpenter, which had become invisible.

  Minecraft has crashed!      
  ----------------------

Minecraft has stopped running because it encountered a problem; Unexpected error This error has been saved to M:\FTB3\FTBBETAA\minecraft\crash-reports\crash-2012-11-24_17.37.19-client.txt for your convenience. Please include a copy of this file if you report this crash to anyone.

--- BEGIN ERROR REPORT a4f76493 -------- Generated 11/24/12 5:37 PM

Minecraft Version: 1.4.2
Operating System: Windows 7 (amd64) version 6.1
Java Version: 1.7.0_04, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 241786224 bytes (230 MB) / 561053696 bytes (535 MB) up to 3817799680 bytes (3640 MB)
JVM Flags: 2 total; -Xms256M -Xmx4096M
AABB Pool Size: 495 (27720 bytes; 0 MB) allocated, 142 (7952 bytes; 0 MB) used
FML: MCP v7.19 FML v4.2.18.433 Minecraft Forge 6.0.1.355 Optifine OptiFine_1.4.2_HD_U_A7 Feed The Beast Mod Pack 37 mods loaded, 37 mods active mcp Minecraft Coder Pack Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available FML Forge Mod Loader Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available Forge Minecraft Forge Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available mod_CodeChickenCore CodeChicken Core Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available mod_NotEnoughItems Not Enough Items Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available IC2 IndustrialCraft 2 Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available AdvancedMachines [IC2 Advanced Machines Addon](AdvancedMachines 4.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available AdvancedSolarPanel Advanced Solar Panels Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available BuildCraft|Core BuildCraft Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available BuildCraft|Energy BC Energy Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available BuildCraft|Transport BC Transport Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available BuildCraft|Builders BC Builders Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available BuildCraft|Factory BC Factory Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available BuildCraft|Silicon BC Silicon Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available ComputerCraft ComputerCraft Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available CCTurtle ComputerCraft Turtles Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available EnderStorage [EnderStorage](EnderStorage 1.2.1.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available ExtrabiomesXL ExtrabiomesXL Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available factorization Factorization Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available Forestry Forestry for Minecraft Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available ForgeIRC ForgeIRC Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available GraviSuite Gravitation Suite Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available IC2NuclearControl Nuclear Control Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available mod_InvTweaks Inventory Tweaks Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available IronChest Iron Chest Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available ModularForceFieldSystem Modular ForceField System V2 Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available Mystcraft Mystcraft Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available ObsidiPlates Obsidian Pressure Plates Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available PortalGun PortalGun Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available Railcraft Railcraft Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available mod_ReiMinimap mod_ReiMinimap Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available StevesCarts Steve's Carts Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available ThermalExpansion|Core Thermal Expansion Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available ThermalExpansion|Factory Factory Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available ThermalExpansion|Energy Energy Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available TwilightForest The Twilight Forest Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available GregTech_Addon GregTech-Addon Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
LWJGL: 2.4.2
OpenGL: AMD Radeon HD 7450 GL version 4.1.11079 Compatibility Profile Context, ATI Technologies Inc.
Is Modded: Definitely; 'forge,fml'
Type: Client
Texture Pack: Default
Profiler Position: N/A (disabled)
Vec3 Pool Size: 1641 (91896 bytes; 0 MB) allocated, 30 (1680 bytes; 0 MB) used
World MpServer Entities: 13 total; [axc['chadlupkes'/2557340, l='MpServer', x=-129.90, y=68.62, z=-557.10], oi['Chicken'/2453059, l='MpServer', x=-71.56, y=76.00, z=-538.53], oi['Chicken'/2452138, l='MpServer', x=-95.50, y=106.00, z=-554.50], oi['Chicken'/2451685, l='MpServer', x=-96.50, y=106.00, z=-553.50], pg['item.item.egg'/2557331, l='MpServer', x=-95.75, y=106.13, z=-554.13], qa['Zombie'/2557734, l='MpServer', x=-208.50, y=13.00, z=-549.50], og['Bat'/2558658, l='MpServer', x=-194.53, y=40.75, z=-591.50], oj['Cow'/2452137, l='MpServer', x=-86.50, y=98.00, z=-601.50], qa['Zombie'/2560544, l='MpServer', x=-84.50, y=19.00, z=-609.44], qa['Zombie'/2560543, l='MpServer', x=-85.47, y=20.00, z=-611.03], pw['Skeleton'/2561115, l='MpServer', x=-182.50, y=13.00, z=-587.50], pw['Skeleton'/2561116, l='MpServer', x=-185.50, y=13.00, z=-588.50], pl['Creeper'/2561405, l='MpServer', x=-171.50, y=52.00, z=-622.50]]
World MpServer Players: 1 total; [axc['chadlupkes'/2557340, l='MpServer', x=-129.90, y=68.62, z=-557.10]]
World MpServer Chunk Stats: MultiplayerChunkCache: 441
Forced Entities: 14 total; [oi['Chicken'/2452138, l='MpServer', x=-95.50, y=106.00, z=-554.50], pw['Skeleton'/2561116, l='MpServer', x=-185.50, y=13.00, z=-588.50], oj['Cow'/2452137, l='MpServer', x=-86.50, y=98.00, z=-601.50], pw['Skeleton'/2561115, l='MpServer', x=-182.50, y=13.00, z=-587.50], qa['Zombie'/2560543, l='MpServer', x=-85.47, y=20.00, z=-611.03], og['Bat'/2558658, l='MpServer', x=-194.53, y=40.75, z=-591.50], qa['Zombie'/2557734, l='MpServer', x=-208.50, y=13.00, z=-549.50], oi['Chicken'/2453059, l='MpServer', x=-71.56, y=76.00, z=-538.53], oi['Chicken'/2451685, l='MpServer', x=-96.50, y=106.00, z=-553.50], pl['Creeper'/2561405, l='MpServer', x=-171.50, y=52.00, z=-622.50], pg['item.item.egg'/2557331, l='MpServer', x=-95.75, y=106.13, z=-554.13], qa['Zombie'/2560544, l='MpServer', x=-84.50, y=19.00, z=-609.44], pg['item.item.egg'/2557331, l='MpServer', x=-95.75, y=106.13, z=-554.13], axc['chadlupkes'/2557340, l='MpServer', x=-129.90, y=68.62, z=-557.10]]
Retry Entities: 0 total; []

java.lang.NullPointerException at forestry.factory.gui.ContainerCarpenter.(ContainerCarpenter.java:27) at forestry.factory.gui.GuiCarpenter.(GuiCarpenter.java:13) at forestry.factory.GuiHandlerFactory.getClientGuiElement(GuiHandlerFactory.java:40) at forestry.core.GuiHandler.getClientGuiElement(GuiHandler.java:26) at cpw.mods.fml.common.network.NetworkRegistry.openLocalGui(NetworkRegistry.java:322) at cpw.mods.fml.common.network.FMLNetworkHandler.openGui(FMLNetworkHandler.java:341) at qg.openGui(EntityPlayer.java:2144) at cpw.mods.fml.common.network.OpenGuiPacket.execute(OpenGuiPacket.java:55) at cpw.mods.fml.common.network.FMLNetworkHandler.handleFMLPacket(FMLNetworkHandler.java:104) at cpw.mods.fml.common.network.FMLNetworkHandler.handlePacket250Packet(FMLNetworkHandler.java:74) at awr.a(NetClientHandler.java:1341) at da.a(SourceFile:59) at bx.b(TcpConnection.java:441) at awr.d(NetClientHandler.java:104) at awz.b(WorldClient.java:72) at net.minecraft.client.Minecraft.l(Minecraft.java:1826) at net.minecraft.client.Minecraft.J(Minecraft.java:854) at net.minecraft.client.Minecraft.run(Minecraft.java:779) at java.lang.Thread.run(Unknown Source) --- END ERROR REPORT 4f4d3f78 ----------

Slowpoke101 / FTBLaunch

Server crash report #404