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I started a new game with a custom modpack. There were no issues compiling, but when trying to put some wood on the crafting area of the inventory, the game crashed. I tried 3 times and always crashes. Can anyone tell me what the problem is?

Thanks a lot!

Here's the report.

---- Minecraft Crash Report ----
// Oops.

Time: 19/05/16 19:40
Description: Updating screen events

java.lang.NullPointerException: Updating screen events
at net.minecraft.item.crafting.ShapelessRecipes.func_77569_a(SourceFile:36)
at net.minecraft.item.crafting.CraftingManager.func_82787_a(CraftingManager.java:323)
at net.minecraft.inventory.ContainerPlayer.func_75130_a(ContainerPlayer.java:80)
at net.minecraft.inventory.InventoryCrafting.func_70299_a(SourceFile:81)
at net.minecraft.inventory.Slot.func_75215_d(Slot.java:77)
at net.minecraft.inventory.Container.func_75144_a(SourceFile:222)
at net.minecraft.client.multiplayer.PlayerControllerMP.func_78753_a(PlayerControllerMP.java:419)
at net.minecraft.client.gui.inventory.GuiContainer.func_146984_a(GuiContainer.java:641)
at net.minecraft.client.gui.inventory.GuiContainer.func_146286_b(GuiContainer.java:607)
at net.minecraft.client.gui.GuiScreen.func_146274_d(GuiScreen.java:306)
at net.minecraft.client.gui.GuiScreen.func_146269_k(GuiScreen.java:268)
at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1640)
at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:973)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:898)
at net.minecraft.client.main.Main.main(SourceFile:148)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:483)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

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

-- Head --
Stacktrace:
at net.minecraft.item.crafting.ShapelessRecipes.func_77569_a(SourceFile:36)
at net.minecraft.item.crafting.CraftingManager.func_82787_a(CraftingManager.java:323)
at net.minecraft.inventory.ContainerPlayer.func_75130_a(ContainerPlayer.java:80)
at net.minecraft.inventory.InventoryCrafting.func_70299_a(SourceFile:81)
at net.minecraft.inventory.Slot.func_75215_d(Slot.java:77)
at net.minecraft.inventory.Container.func_75144_a(SourceFile:222)
at net.minecraft.client.multiplayer.PlayerControllerMP.func_78753_a(PlayerControllerMP.java:419)
at net.minecraft.client.gui.inventory.GuiContainer.func_146984_a(GuiContainer.java:641)
at net.minecraft.client.gui.inventory.GuiContainer.func_146286_b(GuiContainer.java:607)
at net.minecraft.client.gui.GuiScreen.func_146274_d(GuiScreen.java:306)
at net.minecraft.client.gui.GuiScreen.func_146269_k(GuiScreen.java:268)

-- Affected screen --
Details:
Screen name: net.minecraft.client.gui.inventory.GuiInventory

-- Affected level --
Details:
Level name: MpServer
All players: 1 total; [EntityClientPlayerMP['------'/284, l='MpServer', x=-287,30, y=71,62, z=175,54]]
Chunk stats: MultiplayerChunkCache: 81, 90
Level seed: 0
Level generator: ID 00 - default, ver 1. Features enabled: false
Level generator options:
Level spawn location: World: (-240,64,252), Chunk: (at 0,4,12 in -15,15; contains blocks -240,0,240 to -225,255,255), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
Level time: 2496 game time, 2496 day time
Level dimension: 0
Level storage version: 0x00000 - Unknown?
Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)
Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
Forced entities: 43 total; [EntityBat['Bat'/129, l='MpServer', x=-259,31, y=49,85, z=132,50], EntityChameleon['Chameleon'/130, l='MpServer', x=-273,97, y=68,00, z=194,50], EntityChameleon['Chameleon'/131, l='MpServer', x=-266,50, y=74,00, z=188,09], EntityChameleon['Chameleon'/132, l='MpServer', x=-273,03, y=65,00, z=202,22], EntityBat['Bat'/137, l='MpServer', x=-258,38, y=49,10, z=132,25], EntityBat['Bat'/138, l='MpServer', x=-244,09, y=24,79, z=161,25], EntityBat['Bat'/139, l='MpServer', x=-255,47, y=30,29, z=184,44], EntitySquid['Squid'/140, l='MpServer', x=-268,31, y=56,00, z=222,03], EntitySquid['Squid'/141, l='MpServer', x=-259,81, y=57,00, z=220,50], EntitySquid['Squid'/142, l='MpServer', x=-270,25, y=59,16, z=221,38], EntitySquid['Squid'/143, l='MpServer', x=-272,50, y=59,38, z=235,41], EntityClientPlayerMP['-----'/284, l='MpServer', x=-287,30, y=71,62, z=175,54], EntityBat['Bat'/159, l='MpServer', x=-245,75, y=24,10, z=160,75], EntityChameleon['Chameleon'/167, l='MpServer', x=-224,50, y=63,00, z=101,50], EntityBat['Bat'/168, l='MpServer', x=-232,22, y=50,00, z=143,53], EntitySheep['Sheep'/169, l='MpServer', x=-231,50, y=64,00, z=174,50], EntityBat['Bat'/170, l='MpServer', x=-221,44, y=19,75, z=187,56], EntitySheep['Sheep'/171, l='MpServer', x=-224,50, y=67,00, z=171,34], EntitySheep['Sheep'/172, l='MpServer', x=-230,53, y=63,00, z=177,16], EntitySheep['Sheep'/173, l='MpServer', x=-228,22, y=63,00, z=179,81], EntityChameleon['Chameleon'/174, l='MpServer', x=-230,91, y=64,00, z=193,13], EntityChameleon['Chameleon'/175, l='MpServer', x=-234,13, y=64,00, z=187,91], EntityItem['item.tile.doublePlant.rose'/176, l='MpServer', x=-235,03, y=64,13, z=204,53], EntityItem['item.tile.flower1.dandelion'/177, l='MpServer', x=-227,94, y=63,13, z=217,31], EntityChameleon['Chameleon'/186, l='MpServer', x=-223,50, y=63,00, z=101,50], EntityChameleon['Chameleon'/187, l='MpServer', x=-223,50, y=64,00, z=100,50], EntityChameleon['Chameleon'/188, l='MpServer', x=-223,50, y=63,00, z=161,50], EntityChameleon['Chameleon'/189, l='MpServer', x=-220,50, y=64,00, z=164,50], EntityChameleon['Chameleon'/190, l='MpServer', x=-223,50, y=64,00, z=162,50], EntityChameleon['Chameleon'/95, l='MpServer', x=-343,50, y=71,00, z=101,94], EntitySheep['Sheep'/96, l='MpServer', x=-345,50, y=66,00, z=180,50], EntitySheep['Sheep'/97, l='MpServer', x=-347,50, y=66,00, z=177,50], EntitySheep['Sheep'/98, l='MpServer', x=-348,50, y=66,00, z=179,50], EntitySheep['Sheep'/99, l='MpServer', x=-349,50, y=67,00, z=176,50], EntitySheep['Sheep'/101, l='MpServer', x=-321,22, y=67,00, z=157,78], EntitySheep['Sheep'/102, l='MpServer', x=-322,81, y=67,00, z=156,19], EntitySheep['Sheep'/103, l='MpServer', x=-328,16, y=68,00, z=153,16], EntitySheep['Sheep'/111, l='MpServer', x=-319,50, y=67,00, z=156,50], EntitySquid['Squid'/117, l='MpServer', x=-297,53, y=59,28, z=158,13], EntitySquid['Squid'/118, l='MpServer', x=-299,53, y=59,00, z=159,23], EntitySquid['Squid'/119, l='MpServer', x=-296,07, y=60,03, z=158,24], EntitySquid['Squid'/120, l='MpServer', x=-297,28, y=59,34, z=159,31], EntitySquid['Squid'/121, l='MpServer', x=-299,50, y=59,00, z=155,35]]
Retry entities: 0 total; []
Server brand: fml,forge
Server type: Integrated singleplayer server
Stacktrace:
at net.minecraft.client.multiplayer.WorldClient.func_72914_a(WorldClient.java:373)
at net.minecraft.client.Minecraft.func_71396_d(Minecraft.java:2444)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:919)
at net.minecraft.client.main.Main.main(SourceFile:148)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:483)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

-- System Details --
Details:
Minecraft Version: 1.7.10
Operating System: Windows 7 (amd64) version 6.1
Java Version: 1.8.0_25, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 373680232 bytes (356 MB) / 774828032 bytes (738 MB) up to 1060372480 bytes (1011 MB)
JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
IntCache: cache: 0, tcache: 0, allocated: 13, tallocated: 95
FML: MCP v9.05 FML v7.10.99.99 Minecraft Forge 10.13.4.1558 Optifine OptiFine_1.7.10_HD_C1 42 mods loaded, 42 mods active
States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
UCHIJAAAA mcp{9.05} [Minecraft Coder Pack] (minecraft.jar)
UCHIJAAAA FML{7.10.99.99} [Forge Mod Loader] (forge-1.7.10-10.13.4.1558-1.7.10.jar)
UCHIJAAAA Forge{10.13.4.1558} [Minecraft Forge] (forge-1.7.10-10.13.4.1558-1.7.10.jar)
UCHIJAAAA AM2-Preloader{0.0.3} [AMCore] (minecraft.jar)
UCHIJAAAA backpacks16840{3.0.8} [Backpacks!] (Backpacks-Mod-by-Brad16840-1.7.10.jar)
UCHIJAAAA AnimationAPI{1.2.4} [AnimationAPI] (AnimationAPI-1.7.10.jar)
UCHIJAAAA arsmagica2{1.4.0.009} [Ars Magica 2] (1.7.10_AM2-1.4.0.009.jar)
UCHIJAAAA bspkrsCore{6.15} [bspkrsCore] ([1.7.10]bspkrsCore-universal-6.15.jar)
UCHIJAAAA Treecapitator{1.7.10} [Treecapitator] ([1.7.10]Treecapitator-universal-2.0.4.jar)
UCHIJAAAA deconstruction{2.2.6} [The Deconstruction Mod] ([MC1.7.10]deconstruction[v2.2.6].jar)
UCHIJAAAA AncientWarfare{2.4.114-beta-MC1.7.10} [Ancient Warfare Core] (ancientwarfare-2.4.115-beta-MC1.7.10-FULL.jar)
UCHIJAAAA AncientWarfareAutomation{2.4.114-beta-MC1.7.10} [Ancient Warfare Automation] (ancientwarfare-2.4.115-beta-MC1.7.10-FULL.jar)
UCHIJAAAA AncientWarfareNEIPlugin{2.4.114-beta-MC1.7.10} [Ancient Warfare NEI Plugin] (ancientwarfare-2.4.115-beta-MC1.7.10-FULL.jar)
UCHIJAAAA AncientWarfareNpc{2.4.114-beta-MC1.7.10} [Ancient Warfare NPCs] (ancientwarfare-2.4.115-beta-MC1.7.10-FULL.jar)
UCHIJAAAA AncientWarfareStructure{2.4.114-beta-MC1.7.10} [Ancient Warfare Structures] (ancientwarfare-2.4.115-beta-MC1.7.10-FULL.jar)
UCHIJAAAA BiblioCraft{1.11.2} [BiblioCraft] (BiblioCraft-Mod-1.7.10.jar)
UCHIJAAAA malisiscore{1.7.10-0.14.3} [MalisisCore] (malisiscore-1.7.10-0.14.3.jar)
UCHIJAAAA malisisdoors{1.7.10-1.13.2} [Malisis' Doors] (malisisdoors-1.7.10-1.13.2.jar)
UCHIJAAAA BigDoors{1.7.10-1.1.0} [Big Doors] (BigDoors-1.7.10-1.1.0.jar)
UCHIJAAAA CarpentersBlocks{3.2.5} [Carpenter's Blocks] (Carpenters-Blocks-Mod-1.7.10.zip)
UCHIJAAAA CC2{2.57} [ChaosCraft] (Chaoscraft 1.7.10-2.57.jar)
UCHIJAAAA chocolateQuest{1.0} [Chocolate Quest] (chocolateQuest-1.7.10-1.0.jar)
UCHIJAAAA craftguide{1.6.8.2} [CraftGuide] (CraftGuide-1.6.8.2-forge.jar)
UCHIJAAAA DamageIndicatorsMod{3.2.0} [Damage Indicators] (Damage-Indicators-Mod-1.7.10.jar)
UCHIJAAAA examplemod{1.0} [examplemod] (Extra-Doors-Mod-1.7.10.jar)
UCHIJAAAA extradoors{1.5.1} [Extra Doors] (Extra-Doors-Mod-1.7.10.jar)
UCHIJAAAA GollumCoreLib{2.0.0} [Gollum Core Lib] (Gollum-Core-Lib-1.7.10.jar)
UCHIJAAAA grim3212core{V0.2 - 1.7.10} [Grim3212 Core] (Grim3212-Core-1.7.10.jar)
UCHIJAAAA haycraftmod{1.7} [Haycraft] (Haycraftmod 1.7 - 1.7.10 Forge.jar)
UCHIJAAAA hgp{${version}} [Horizontal Glass Panes] (hgp-1.0.0-universal.jar)
UCHIJAAAA JammyFurniture{5.0.0 [Build Smeagol]} [Jammy Furniture Mod] (Jammy-Furniture-Reborn-Mod-1.7.10.jar)
UCHIJAAAA journeymap{5.1.4p1} [JourneyMap] (journeymap-1.7.10-5.1.4p1-unlimited.jar)
UCHIJAAAA latticemod{1.0} [Lattice Mod] (Lattice-Mod-1.7.10.jar)
UCHIJAAAA millenaire{6.0.0} [Millénaire] (millenaire-6.0.0.jar)
UCHIJAAAA cfm{3.4.7} [§9MrCrayfish's Furniture Mod] (MrCrayfishs-Furniture-Mod-1.7.10.jar)
UCHIJAAAA primitivemobs{1.0} [Primitive Mobs] (primitivemobs-1.0c-1.7.10.jar)
UCHIJAAAA daventuremod{1.1} [The Daventure Mod] (TheDaventureMod-v1.1a-1.7.10.jar)
UCHIJAAAA TooMuchTNT{2.9} [TooMuchTNT] (TooMuchTNT v2.9.jar)
UCHIJAAAA TwilightForest{2.2.3} [The Twilight Forest] (Twilight-Forest-Mod-1.7.2.jar)
UCHIJAAAA wallpaper{V0.1 - 1.7.10} [Wallpaper] (Wallpaper-Mod-1.7.10.jar)
UCHIJAAAA weaponcaseloot{1.2.10} [WeaponCaseLoot] (weaponcaseloot-1.2.10.jar)
UCHIJAAAA weaponmod{v1.14.3} [Balkon's WeaponMod] (weaponmod-1.14.3.jar)
GL info: ' Vendor: 'NVIDIA Corporation' Version: '4.4.0 NVIDIA 344.75' Renderer: 'GeForce GTX 750/PCIe/SSE2'
Launched Version: 1.7.10-Forge10.13.4.1558-1.7.10
LWJGL: 2.9.1
OpenGL: GeForce GTX 750/PCIe/SSE2 GL version 4.4.0 NVIDIA 344.75, NVIDIA Corporation
GL Caps: Using GL 1.3 multitexturing.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Anisotropic filtering is supported and maximum anisotropy is 16.
Shaders are available because OpenGL 2.1 is supported.

Is Modded: Definitely; Client brand changed to 'fml,forge'
Type: Client (map_client.txt)
Resource Packs: []
Current Language: English (US)
Profiler Position: N/A (disabled)
Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Anisotropic Filtering: Off (1)