Minecraft Forums

--- Minecraft Crash Report ----
// Shall we play a game?

Time: 09/07/14 03:57 PM
Description: Exception in server tick loop

java.util.ConcurrentModificationException
at java.util.HashMap$HashIterator.nextEntry(Unknown Source)
at java.util.HashMap$KeyIterator.next(Unknown Source)
at net.minecraft.entity.EntityTracker.func_72788_a(EntityTracker.java:259)
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:680)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:587)
at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:175)
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:
---------------------------------------------------------------------------------------

-- System Details --
Details:
Minecraft Version: 1.6.4
Operating System: Windows 7 (amd64) version 6.1
Java Version: 1.7.0_21, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 1434425112 bytes (1367 MB) / 2479357952 bytes (2364 MB) up to 5726666752 bytes (5461 MB)
JVM Flags: 3 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx6G -XX:MaxPermSize=256m
AABB Pool Size: 131512 (7364672 bytes; 7 MB) allocated, 2871 (160776 bytes; 0 MB) used
Suspicious classes: FML and Forge are installed
IntCache: cache: 4, tcache: 0, allocated: 2, tallocated: 64
FML: MCP v8.11 FML v6.4.45.953 Minecraft Forge 9.11.1.953 Optifine OptiFine_1.6.4_HD_U_D1 79 mods loaded, 79 mods active
mcp{8.09} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
FML{6.4.45.953} [Forge Mod Loader] (minecraftforge-9.11.1.953.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Forge{9.11.1.953} [Minecraft Forge] (minecraftforge-9.11.1.953.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
Micdoodlecore{} [Micdoodle8 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 (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
OpenEye{0.5} [OpenEye] (OpenEye-0.5-1.6.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
FamiliarsAPI{1.6.4} [Familiars API] (Familiars_API_1.6.4a.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
DamageIndicatorsMod{2.9.2.2} [Damage Indicators] (1.6.4 DamageIndicatorsv2.9.2.2.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
lucky{4.2.1} [Lucky Block] ([1-6-4]_Lucky_Block_v4-2-1.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
agecraft{Alpha} [Age Craft] ([1.6.4][Forge]-AgeCraft-Alpha-1.5.1.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
bspkrsCore{v5.2(1.6.4)} [bspkrsCore] ([1.6.4]bspkrsCorev5.2.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
digitalxp{0.1.2c} [DigitalXP] ([1.6.4]digitalxp-0.1.2c.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
TreeCapitator{Forge 1.6.4.r09} [Treecapitator] ([1.6.4]TreeCapitator.Forge.1.6.4.r09.Universal.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
AnimationAPI{1.1.1} [AnimationAPI] (AnimationAPI v1.1.2 mc1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ArchimedesShipsMod{1.6.4 v1.4.5} [Archimedes' Ships] (ArchimedesShips.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Backpack{1.28.37} [Backpack] (backpack-1.28.37-1.6.x.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
BetterDungeons{2.4} [Chocolate quest] (BetterDungeons2091.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
BiblioCraft{1.5.5} [BiblioCraft] (BiblioCraft[v1.5.5].zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
BC2{1.0.0} [Bosscraft 2] (Bosscraft2 (1.0.2).zip) 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.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.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.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.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.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.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ChickenChunks{1.3.3.4} [ChickenChunks] (ChickenChunks 1.3.3.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
CloneCraft{1.2} [CloneCraft] (CloneCraft v2.0 MC1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
CoFHCore{2.0.0.5} [CoFH Core] (CoFHCore-2.0.0.5.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
CoFHLoot{2.0.0.5} [CoFH Loot] (CoFHCore-2.0.0.5.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
CoFHMasquerade{2.0.0.5} [CoFH Masquerade] (CoFHCore-2.0.0.5.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
CoFHSocial{2.0.0.5} [CoFH Social] (CoFHCore-2.0.0.5.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
CoFHWorld{2.0.0.5} [CoFH World] (CoFHCore-2.0.0.5.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ComputerCraft{1.63} [ComputerCraft] (ComputerCraft1.63.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ConfigMod{v1.0} [Extended Mod Config] (ConfigMod for MC v1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
CoroAI{v1.0} [CoroAI] (CoroUtil for MC v1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
CustomSpawner{3.0.0} [DrZhark's CustomSpawner] (CustomMobSpawner 3.0.0.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
dimdoors{1.6.4-R2.2.3} [Dimensional Doors] (DimensionalDoors-2.2.3-336.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
MoCreatures{6.1.0} [DrZhark's Mo'Creatures Mod] (DrZharks MoCreatures Mod v6.1.0.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
eplus{1.16.5b} [Enchanting Plus] (EnchantingPlus-1.16.5.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
eternalfrost{1.5b1} [Eternal Frost] (EternalFrost.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
ExtendedRenderer{v1.0} [Extended Renderer] (ExtendedRenderer for MC v1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
FamiliarsExtendedFamPack{1.6.4} [Familiars ExtendedFamPack] (Familiars_ExtendedFamPack_1.6.4a.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
FamiliarsHerobrineFamPack{1.6.4} [Familiars HerobrineFamPack] (Familiars_HerobrineFamPack_1.6.4a.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
LegendaryBeasts{a1.6.4.0} [Legendary Beasts] (Forge_LegendaryBeastsAlpha1.6.4.0 (1).zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
GalacticraftCore{2.0.12} [Galacticraft Core] (Galacticraft-1.6.4-2.0.12.1010.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
GalacticraftMars{2.0.12} [Galacticraft Mars] (Galacticraft-Planets-1.6.4-2.0.12.1010.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
HardcoreEnderExpansion{1.6} [Hardcore Ender Expansion] (HardcoreEnderExpansion.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
mod.ymt.cmn.YMTLib{164v2} [YMTLib] (YMTLib_164v2.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
mod.ymt.air.HariboteAirCraft{164v3 cassini} [HariboteAirCraft] (HariboteAirCraft_164v3.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Highlands{2.1.7} [Highlands] (Highlands2.1.7_MC1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
iChunUtil{2.4.0} [iChunUtil] (ichunutil2.4.0.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
IronChest{5.4.1.680} [Iron Chest] (ironchest-universal-1.6.4-5.4.1.680.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
LogisticsPipes|Main{0.7.4.dev.224} [Logistics Pipes] (LogisticsPipes-MC1.6.4-0.7.4.dev.224 (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
mca{3.6.1} [Minecraft Comes Alive] (MCA-3.6.1 MC-1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
MinersDeluxe{2.2.3} [MinersDeluxe] (MinersDeluxe-v2.2.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
BuildMod{v1.0} [Build Mod] (ModBuild for MC v1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
mod_Monsters{MonsterEvolutinMod BETA 0.6.2} [mod_Monsters] (MonsterEvolutionModBeta164.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
mrm{2.1.0} [More Records Mod] (More Records Core 2.1.0 for 1.6.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
cfm{3.3.4} [MrCrayfish's Furniture Mod] (MrCrayfishFurnitureModv3.3.4(1.6.4).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
MutantCreatures{1.4.4} [Mutant Creatures] (Mutant_Creatures_v1.4.4_mc1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Mystcraft{0.10.11.00} [Mystcraft] (mystcraft-uni-1.6.4-0.10.11.00.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
necromancy{1.4c} [Necromancy] (necromancy-1.4c-9.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Oceancraft{1.2.1} [Oceancraft Mod] (Oceancraft v1.2.1.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
PortalGun{2.0.2} [PortalGun] (PortalGun2.0.2.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Redstone Arsenal{1.0.0.0} [Redstone Arsenal] (RedstoneArsenal-1.0.0.0.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Scenter{2.4.1} [Scenter] (scenter-2.4.1.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
DrSideburnsSAMod{1.2.2} [Secret Agent Craft] (SecretAgentCraftv1-2-2-1-6-4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
mod_SoManySwords{0.23} [mod_SoManySwords] (SMSv023.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
SS2{2 (build 2)} [Soul Shards 2] (SoulShards-2.0.15-universal-srg.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Sync{2.1.1} [Sync] (sync2.1.1.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
camping{2.0e} [The Camping Mod 2.0] (TheCampingMod_2.0e.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
LCSPM{1.0.6} [The Warp Mod] (TheWarpMod106_v1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
fyresmodjam{0.0.3d} [The You Will Die Mod] (TheYouWillDieMod_v0.0.3d.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
tropicraftmod{v5.1.7 for MC 1.6.4} [Tropicraft] (Tropicraft v5.1.7 Mod for MC v1.6.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
volleyballmod{v5.1.7 for MC 1.6.4} [Volleyball] (Tropicraft v5.1.7 Mod for MC v1.6.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
AIBlock{v1.0} [AIBlock] (Weather v1.591 Mod for MC v1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
WeatherMod{1.591} [Weather and Tornadoes] (Weather v1.591 Mod for MC v1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
mod_ZanMinimap{0.9.4} [Zan's Minimap] (ZansMinimap1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
Profiler Position: N/A (disabled)
Vec3 Pool Size: 1774 (99344 bytes; 0 MB) allocated, 632 (35392 bytes; 0 MB) used
Player Count: 1 / 8; [GCCorePlayerMP['Lance12000'/5631, l='Old-Gen', x=1456,61, y=137,00, z=636,07]]
Type: Integrated Server (map_client.txt)
Is Modded: Definitely; Client brand changed to 'fml,forge'