Got this crash when i clicked with the pen core on a me crafting terminal if that helps.
Sorry but i dont know how to make spoilers, im new here
---- Minecraft Crash Report ----
// Oops.
Time: 2014-03-14 17:11
Description: Ticking memory connection
java.lang.NullPointerException
at democretes.items.ItemMaterial.onItemUseFirst(ItemMaterial.java:75)
at net.minecraft.item.ItemInWorldManager.func_73078_a(ItemInWorldManager.java:407)
at net.minecraft.network.NetServerHandler.func_72472_a(NetServerHandler.java:556)
at net.minecraft.network.packet.Packet15Place.func_73279_a(SourceFile:58)
at net.minecraft.network.MemoryConnection.func_74428_b(MemoryConnection.java:89)
at net.minecraft.network.NetServerHandler.func_72570_d(NetServerHandler.java:141)
at net.minecraft.network.NetworkListenThread.func_71747_b(NetworkListenThread.java:54)
at net.minecraft.server.integrated.IntegratedServerListenThread.func_71747_b(IntegratedServerListenThread.java:109)
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:691)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:587)
at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:129)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:484)
at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:583)
A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------
-- Head --
Stacktrace:
at democretes.items.ItemMaterial.onItemUseFirst(ItemMaterial.java:75)
at net.minecraft.item.ItemInWorldManager.func_73078_a(ItemInWorldManager.java:407)
at net.minecraft.network.NetServerHandler.func_72472_a(NetServerHandler.java:556)
at net.minecraft.network.packet.Packet15Place.func_73279_a(SourceFile:58)
at net.minecraft.network.MemoryConnection.func_74428_b(MemoryConnection.java:89)
at net.minecraft.network.NetServerHandler.func_72570_d(NetServerHandler.java:141)
-- Ticking connection --
Details:
Connection: net.minecraft.network.NetServerHandler@135d4b0
Stacktrace:
at net.minecraft.network.NetworkListenThread.func_71747_b(NetworkListenThread.java:54)
at net.minecraft.server.integrated.IntegratedServerListenThread.func_71747_b(IntegratedServerListenThread.java:109)
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:691)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:587)
at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:129)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:484)
at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:583)
-- System Details --
Details:
Minecraft Version: 1.6.4
Operating System: Windows Vista (x86) version 6.0
Java Version: 1.7.0_51, Oracle Corporation
Java VM Version: Java HotSpot(TM) Client VM (mixed mode, sharing), Oracle Corporation
Memory: 21537752 bytes (20 MB) / 518979584 bytes (494 MB) up to 518979584 bytes (494 MB)
JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx512M
AABB Pool Size: 1424 (79744 bytes; 0 MB) allocated, 1133 (63448 bytes; 0 MB) used
Suspicious classes: FML and Forge are installed
IntCache: cache: 0, tcache: 0, allocated: 6, tallocated: 62
FML: MCP v8.11 FML v6.4.49.965 Minecraft Forge 9.11.1.965 38 mods loaded, 38 mods active
mcp{8.09} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
FML{6.4.49.965} [Forge Mod Loader] (minecraftforge-9.11.1.965.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Forge{9.11.1.965} [Minecraft Forge] (minecraftforge-9.11.1.965.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
AppliedEnergistics-Core{rv14.finale3} [AppliedEnergistics Core] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
CodeChickenCore{0.9.0.9} [CodeChicken Core] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
NotEnoughItems{1.6.1.9} [Not Enough Items] (NotEnoughItems 1.6.1.9.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
TConstruct-Preloader{0.0.1} [Tinkers Corestruct] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
BuildCraft|Core{4.2.2} [BuildCraft] (buildcraft-A-1.6.4-4.2.2 (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
BuildCraft|Energy{4.2.2} [BC Energy] (buildcraft-A-1.6.4-4.2.2 (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
CoFHCore{2.0.0.2} [CoFH Core] (CoFHCore-2.0.0.2 (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ForgeMultipart{1.0.0.219} [Forge Multipart] (ForgeMultipart-universal-1.6.4-1.0.0.219.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ThermalExpansion{3.0.0.2} [Thermal Expansion] (ThermalExpansion-3.0.0.2 (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
IC2{2.0.397-experimental} [IndustrialCraft 2] (industrialcraft-2_2.0.397-experimental.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Forestry{2.3.1.1} [Forestry for Minecraft] (forestry-A-2.3.1.1.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Thaumcraft{4.1.0e} [Thaumcraft] (Thaumcraft4.1.0e.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
AdvancedThaumaturgy{0.0.25} [Advanced Thaumaturgy] (AdvancedThaumaturgy-1.6.4-0.0.25.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
arsmagica2{1.1.2b} [Ars Magica 2] (AM2_1.1.2b (1).zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
AppliedEnergistics{rv14.finale3} [Applied Energistics] (appeng-rv14-finale3-mc16x.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
BinnieCore{1.8.0} [Binnie Core] (binnie-mods-1.8.0 (2).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ExtraBees{1.8.0} [Extra Bees] (binnie-mods-1.8.0 (2).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ExtraTrees{1.8.0} [Extra Trees] (binnie-mods-1.8.0 (2).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
BuildCraft|Builders{4.2.2} [BC Builders] (buildcraft-A-1.6.4-4.2.2 (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
BuildCraft|Factory{4.2.2} [BC Factory] (buildcraft-A-1.6.4-4.2.2 (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
BuildCraft|Transport{4.2.2} [BC Transport] (buildcraft-A-1.6.4-4.2.2 (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
BuildCraft|Silicon{4.2.2} [BC Silicon] (buildcraft-A-1.6.4-4.2.2 (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
CoFHLoot{2.0.0.2} [CoFH Loot] (CoFHCore-2.0.0.2 (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
CoFHMasquerade{2.0.0.2} [CoFH Masquerade] (CoFHCore-2.0.0.2 (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
CoFHSocial{2.0.0.2} [CoFH Social] (CoFHCore-2.0.0.2 (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
CoFHWorld{2.0.0.2} [CoFH World] (CoFHCore-2.0.0.2 (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
NEIPlugins{1.1.0.6} [NEI Plugins] (NEIPlugins-1.1.0.6.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Railcraft{8.3.2.0} [Railcraft] (Railcraft_1.6.4-8.3.2.0 (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
TConstruct{1.6.X_1.5.2.1} [Tinkers' Construct] (TConstruct_mc1.6.4_1.5.2.6 (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
technom{0.0.1} [Technomancy] (Technomancy 0.2.0.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ThaumicTinkererKami{1.0} [Thaumic Tinkerer KAMI] (ThaumicTinkererKAMI_j6 (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ThaumicTinkerer{2.3-130} [Thaumic Tinkerer] (ThaumicTinkerer-2.3-130.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ThaumicExploration{0.5.1} [Thaumic Exploration] (Thaumic Exploration 0.5.2.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
McMultipart{1.0.0.219} [Minecraft Multipart Plugin] (ForgeMultipart-universal-1.6.4-1.0.0.219.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ForgeMicroblock{1.0.0.219} [Forge Microblocks] (ForgeMultipart-universal-1.6.4-1.0.0.219.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
TConstruct Environment: Sane and read