Hi minecraft forum peoples. Was wondering if you could help me out.
My minecraft crashes everytime I launch a single player world (Creating a new world and entering a pre-existing one). My client works fine to play on a server with all the mods installed. But when I try to enter my own single player world it crashes without fail!
Error Log:
---- Minecraft Crash Report ----
// Everything's going to plan. No, really, that was supposed to happen.
Time: 3/22/13 1:55 PM
Description: Updating screen events
java.lang.NoClassDefFoundError: fn
at gm.<init>(ServerConfigurationManager.java:62)
at bdy.<init>(SourceFile:13)
at bdz.<init>(IntegratedServer.java:29)
at net.minecraft.client.Minecraft.a(Minecraft.java:1963)
at atj.a(GuiCreateWorld.java:285)
at aul.a(SourceFile:72)
at atj.a(GuiCreateWorld.java:441)
at aul.d(SourceFile:127)
at aul.m(SourceFile:111)
at net.minecraft.client.Minecraft.l(Minecraft.java:1513)
at net.minecraft.client.Minecraft.J(Minecraft.java:848)
at net.minecraft.client.Minecraft.run(Minecraft.java:773)
at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.ClassNotFoundException: fn
at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:185)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
... 13 more
Caused by: java.lang.IncompatibleClassChangeError: Implementing class
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Source)
at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:174)
... 15 more
A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------
-- Head --
Stacktrace:
at gm.<init>(ServerConfigurationManager.java:62)
at bdy.<init>(SourceFile:13)
at bdz.<init>(IntegratedServer.java:29)
at net.minecraft.client.Minecraft.a(Minecraft.java:1963)
at atj.a(GuiCreateWorld.java:285)
at aul.a(SourceFile:72)
at atj.a(GuiCreateWorld.java:441)
at aul.d(SourceFile:127)
at aul.m(SourceFile:111)
-- Affected screen --
Details:
Screen name: bey
Stacktrace:
at net.minecraft.client.Minecraft.l(Minecraft.java:1513)
at net.minecraft.client.Minecraft.J(Minecraft.java:848)
at net.minecraft.client.Minecraft.run(Minecraft.java:773)
at java.lang.Thread.run(Unknown Source)
-- System Details --
Details:
Minecraft Version: 1.4.7
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: 859947648 bytes (820 MB) / 985661440 bytes (940 MB) up to 985661440 bytes (940 MB)
JVM Flags: 2 total; -Xms1024m -Xmx1024m
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Suspicious classes: FML and Forge are installed
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
FML: MCP v7.26a FML v4.7.35.556 Minecraft Forge 6.6.2.534 Optifine OptiFine_1.4.6_HD_D5 34 mods loaded, 34 mods active
mcp [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
FML [Forge Mod Loader] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
Forge [Minecraft Forge] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
CodeChickenCore [CodeChicken Core] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
NotEnoughItems [Not Enough Items] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
WR-CBE|Core [WR-CBE Core] (WR-CBE Core 1.3.2.8.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
RedPowerCore [RedPower] (RedPowerCore-2.0pr6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
RedPowerBase [RP Base] (RedPowerCore-2.0pr6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
RedPowerLogic [RP Logic] (RedPowerDigital-2.0pr6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
WR-CBE|RedPower [WR-CBE RedPower] (WR-CBE RedPower 1.3.2.8.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
Forestry [Forestry for Minecraft] (forestry-A-2.0.0.11.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
BuildCraft|Core [BuildCraft] (buildcraft-A-3.4.3.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
BuildCraft|Builders [BC Builders] (buildcraft-A-3.4.3.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
BuildCraft|Energy [BC Energy] (buildcraft-A-3.4.3.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
BuildCraft|Factory [BC Factory] (buildcraft-A-3.4.3.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
BuildCraft|Transport [BC Transport] (buildcraft-A-3.4.3.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
BuildCraft|Silicon [BC Silicon] (buildcraft-A-3.4.3.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
IC2 [IndustrialCraft 2] (industrialcraft-2_1.115.231-lf.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
IC2CA [IndustrialCraft 2 Combo Armors] (industrialcraft2comboarmors-1.13 and a half.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
IC2BackpackHUD [IC2 Backpack HUD] (IC2 Backpack HUD - v2.5 - MC 1.4.6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
AdvancedPowerManagement [Advanced Power Management] (AdvancedPowerManagement-1.1.55-IC2_1.112.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
IronChest [Iron Chest] (ironchest-universal-1.4.7-4.5.2.212.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
RedPowerWorld [RP World] (RedPowerMechanical-2.0pr6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
RedPowerMachine [RP Machine] (RedPowerMechanical-2.0pr6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
RedPowerControl [RP Control] (RedPowerMechanical-2.0pr6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
RedPowerWiring [RP Wiring] (RedPowerDigital-2.0pr6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
RedPowerLighting [RP Lighting] (RedPowerDigital-2.0pr6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
CompactSolars [Compact Solar Arrays] (compactsolars-universal-1.4.6-3.2.0.21.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
weaponmod [Balkon's WeaponMod] (Weaponmod.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
mod_InvTweaks [Inventory Tweaks] (InventoryTweaks_1.46.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
AdvancedMachines [IC2 Advanced Machines Addon] (AdvancedMachines_1.4.6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
RedPowerCompat [RP Compat] (RedPowerCompat-2.0pr6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
EE3 [Equivalent Exchange 3] (ee3-universal-pre1f.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
mod_ReiMinimap [mod_ReiMinimap] ([1.4.6]ReiMinimap_v3.2_06.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
LWJGL: 2.4.2
OpenGL: GeForce GTX 460M/PCIe/SSE2 GL version 4.3.0, NVIDIA Corporation
Is Modded: Definitely; Client brand changed to 'forge,fml'
Type: Client (map_client.txt)
Texture Pack: Sphax PureBDCraft 128x MC14.zip
Profiler Position: N/A (disabled)
Vec3 Pool Size: ~~ERROR~~ NullPointerException: null
I'm on a 64-bit Win7 and running a Java version 7.0.40.22
My GPU is an nVidia GTX 460m
and the list of mods I'm loading are as follows:
[1.4.6]ReiMinimap_v3.2_06.zip
AdvancedMachines_1.4.6.zip
AdvancedPowerManagement-1.1.55-IC2_1.112.jar
buildcraft-A-3.4.3.jar
compactsolars-universal-1.4.6-3.2.0.21.zip
ee3-universal-pre1f.jar
forestry-A-2.0.0.11.jar
IC2 Backpack HUD - v2.5 - MC 1.4.6.zip
industrialcraft-2_1.115.231-lf.jar
industrialcraft2comboarmors-1.13 and a half.zip
InventoryTweaks_1.46.zip
ironchest-universal-1.4.7-4.5.2.212.zip
NEI_RedPowerPlugin 1.4.3.1.jar
NotEnoughItems 1.4.7.0.jar
OptiFine_1.4.6_HD_D5.zip
RedPowerCompat-2.0pr6.zip
RedPowerCore-2.0pr6.zip
RedPowerDigital-2.0pr6.zip
RedPowerMechanical-2.0pr6.zip
Weaponmod.zip
WR-CBE Core 1.3.2.8.jar
WR-CBE RedPower 1.3.2.8.jar
This is my first post on the forums, I followed the posting guide as best I could and I hope the request was informative enough for anyone to figure out the problem and shed some light on the issue. Any help you can give me is much appreciated!
I just encountered this issue myself. The issue seems to be with the Forestry mod. I've removed it from the mods folder and minecraft seems to work just fine, but when I put it back in with no other mods (aside from IC2 and BC) it just crashes automatically.
Someone told me that it's an ID block conflict, but I don't think that's the issue. Would love to see some help.
Edit1: Turns out for me it was something wrong with forestry colliding with Railcraft, and then after that Transformers (Converting IC energy to BC energy) wouldn't load. I wish I could be of more help to you, but do try to just remake the world.
To me it seems like you need to re-install Forge Mod Loader. They have instructions on how to do it on their forum post.
Ok, update. I've solved the issue. Sheer dumb luck because I don't know how I got it fixed though. I just replaced my minecraft.jar with a stock one, then added forge again, and it works fine now.
My minecraft crashes everytime I launch a single player world (Creating a new world and entering a pre-existing one). My client works fine to play on a server with all the mods installed. But when I try to enter my own single player world it crashes without fail!
Error Log:
And this is the error log from my magic launcher:
I'm on a 64-bit Win7 and running a Java version 7.0.40.22
My GPU is an nVidia GTX 460m
and the list of mods I'm loading are as follows:
Need your server status on your website? Check out mcapi.us!
@Syfaro
Someone told me that it's an ID block conflict, but I don't think that's the issue. Would love to see some help.
Edit1: Turns out for me it was something wrong with forestry colliding with Railcraft, and then after that Transformers (Converting IC energy to BC energy) wouldn't load. I wish I could be of more help to you, but do try to just remake the world.
To me it seems like you need to re-install Forge Mod Loader. They have instructions on how to do it on their forum post.