Windows .exe Minecraft crash when loading new chunks

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killerkerara

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Jul 29, 2019
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The game runs just fine. I built myself a house, explored a village, and cut down some trees. However, any time new chunks are loaded, Minecraft has a chance of crashing. This happens any time I walk away from my house in one direction for more than 1 minute. It crashes regardless of RAM setting (tested on both 1GB and 4GB). This is the FTB beta mod pack with added Optifine. This problem does not occur on my superflat test world.

Code:
      Minecraft has crashed!   
      ----------------------   
 
Minecraft has stopped running because it encountered a problem; Exception in server tick loop
This error has been saved to C:\Users\Me\Desktop\FTB\FTBBETAA\minecraft\crash-reports\crash-2012-11-16_15.01.54-server.txt for your convenience. Please include a copy of this file if you report this crash to anyone.
 
 
 
--- BEGIN ERROR REPORT 4662d669 --------
Generated 11/16/12 3:02 PM
 
- Minecraft Version: 1.4.2
- Operating System: Windows 7 (amd64) version 6.1
- Java Version: 1.7.0_09, Oracle Corporation
- Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
- Memory: 159598248 bytes (152 MB) / 576323584 bytes (549 MB) up to 954466304 bytes (910 MB)
- JVM Flags: 2 total; -Xms256M -Xmx1024M
- AABB Pool Size: 5726 (320656 bytes; 0 MB) allocated, 14 (784 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_B2 38 mods loaded, 38 mods active
    mcp [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    FML [Forge Mod Loader] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    Forge [Minecraft Forge] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    mod_CodeChickenCore [CodeChicken Core] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    mod_NotEnoughItems [Not Enough Items] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    IC2 [IndustrialCraft 2] (Industrialcraft-2_1.108.71-lf.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    AdvancedMachines [IC2 Advanced Machines Addon] (AdvancedMachines 4.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    AdvancedSolarPanel [Advanced Solar Panels] (AdvancedSolarPanels_3_2_0.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    BuildCraft|Core [BuildCraft] (BuildCraft-3.1.8.206.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    BuildCraft|Energy [BC Energy] (BuildCraft-3.1.8.206.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    BuildCraft|Transport [BC Transport] (BuildCraft-3.1.8.206.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    BuildCraft|Builders [BC Builders] (BuildCraft-3.1.8.206.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    BuildCraft|Factory [BC Factory] (BuildCraft-3.1.8.206.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    BuildCraft|Silicon [BC Silicon] (BuildCraft-3.1.8.206.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    ComputerCraft [ComputerCraft] (ComputerCraft1.46.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    CCTurtle [ComputerCraft Turtles] (ComputerCraft1.46.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    EnderStorage [EnderStorage] (EnderStorage 1.2.1.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    ExtraBees [Extra Bees] (ExtraBees-1.4.1.10-dev-build.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    ExtrabiomesXL [ExtrabiomesXL] (ExtrabiomesXL-3.3.0.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    factorization [Factorization] (Factorization-0.6.9_563.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    Forestry [Forestry for Minecraft] (Forestry-1.6.0.0pre6.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    ForgeIRC [ForgeIRC] (ForgeIRC-v1.0.11.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    GraviSuite [Gravitation Suite] (GraviSuite_1_4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    IC2NuclearControl [Nuclear Control] (IC2NuclearControl-1.4.1.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    mod_InvTweaks [Inventory Tweaks] (InvTweaks-1.44-1.4.2.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    IronChest [Iron Chest] (Ironchest-4.2.1.120.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    ModularForceFieldSystem [Modular ForceField System V2] (ModularForceFieldSystemV2.2.8.0.5.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    Mystcraft [Mystcraft] (Mystcraft-1.4.1-0.9.3.02.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    ObsidiPlates [Obsidian Pressure Plates] (Obsidiplates-1.0.0.1.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    PortalGun [PortalGun] (Portalgun1.4.2v0.2.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    Railcraft [Railcraft] (Railcraft_6.7.0.0.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    mod_ReiMinimap [mod_ReiMinimap] (ReiMinimap_v3.2_05.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    StevesCarts [Steve's Carts] (StevesCarts2.0.0.a20.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    ThermalExpansion|Core [Thermal Expansion] (ThermalExpansion-2.0.5.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    ThermalExpansion|Factory [Factory] (ThermalExpansion-2.0.5.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    ThermalExpansion|Energy [Energy] (ThermalExpansion-2.0.5.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    TwilightForest [The Twilight Forest] (TwilightForest-1.12.2.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
    GregTech_Addon [GregTech-Addon] (GregTechmod.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
- Is Modded: Definitely; 'forge,fml'
- Profiler Position: N/A (disabled)
- Vec3 Pool Size: 1001 (56056 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
- Player Count: 1 / 8; [ih['killerkerara'/342, l='FTB WORLD 1', x=-34.14, y=68.00, z=161.18]]
- World FTB WORLD 1 Entities: 0 total; []
- World FTB WORLD 1 Players: 0 total; []
- World FTB WORLD 1 Chunk Stats: ServerChunkCache: 0 Drop: 0
- Type: Integrated Server
 
java.util.ConcurrentModificationException
    at java.util.ArrayList$Itr.checkForComodification(Unknown Source)
    at java.util.ArrayList$Itr.next(Unknown Source)
    at ib.b(PlayerManager.java:71)
    at ie.b(WorldServer.java:136)
    at net.minecraft.server.MinecraftServer.r(MinecraftServer.java:653)
    at net.minecraft.server.MinecraftServer.q(MinecraftServer.java:590)
    at bcb.q(IntegratedServer.java:110)
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:497)
    at fp.run(SourceFile:818)
--- END ERROR REPORT eea7fd49 ----------
 

Ashzification

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Jul 29, 2019
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killerkerara

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Jul 29, 2019
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http://docs.oracle.com/javase/1.5.0/docs/api/java/util/ConcurrentModificationException.html
Something in your Java is telling your launcher that you cannot load the chunks you are trying to render.

Uninstall Java, every java you may have (just make sure you don't have more than one). Restart your computer to ensure a complete uninstall. Redownload Java.


Or, it looks like you may have a corrupted chunk and may need to make a new world.
I actually did that a few weeks ago, but I tried it again just now anyway. The only version of Java I now have on my computer is the 64 bit JRE 7 update 9 downloaded from Oracle.

The problem persists. I created 3 new normal survival worlds. The first 2 crashed after moving about 15 blocks from spawn. The third world crashed after moving about 100 blocks from spawn. The crash log is identical to the first in all 3 cases.
 

Ashzification

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Jul 29, 2019
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I don't know. I will keep looking for a solution. Hopefully, someone else will come around, maybe recognize it and provide some assistance as well :)
 

Enigmius1

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Jul 29, 2019
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I had this problem yesterday as well. Routine crashes when trying to enter specific chunks. One of those chunks happened to be the location of my original shelter and any attempts to enter that chunk would always seem to be fine until 15-20 seconds later when the game would crash to desktop and upon reloading I would find my character on the 'safe' side of the chunk boundary.

I resolved this issue by doing a clean re-install of the FTB launcher and mod pack. Prior to this, I had manually updated the Thermal Expansion mod to get rid of the chat notice every time the game loaded, but since re-installing I've made a point of not altering the mods that come with the pack.

Noe also after reading the OP's latest response that I also tried creating a new world and the problem persisted until I re-installed the launcher/modpack.
 
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killerkerara

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Jul 29, 2019
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I fixed my issue. It was caused by Optifine. Disabling Optifine stopped the crashing, and it is now working correctly with a different version of Optifine installed.
 

Mr_PuddingMan

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Jul 29, 2019
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I fixed my issue. It was caused by Optifine. Disabling Optifine stopped the crashing, and it is now working correctly with a different version of Optifine installed.
May I ask what version of Optifine you are using? I seem to be getting this crash too, and I am also using Optifine. I cant really run FTB without it.
 

midgetassin

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Jul 29, 2019
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What version of optifine is it because im getting a problem similar to that except it crashes because i try to load a new village and the reason why is because of a glass pane it doesn't want to render right
 
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