Minecraft has stopped running because it encountered a problem.
--- BEGIN ERROR REPORT 87fef531 --------
Generated 4/22/12 6:07 PM
Minecraft: Minecraft 1.2.5
OS: Windows 7 (x86) version 6.1
Java: 1.6.0_31, Sun Microsystems Inc.
VM: Java HotSpot™ Client VM (mixed mode, sharing), Sun Microsystems Inc.
LWJGL: 2.8.3
OpenGL: GeForce GTX 460/PCI/SSE2/3DNOW! version 4.2.0, NVIDIA Corporation
java.util.ConcurrentModificationException
at java.util.AbstractList$Itr.checkForComodification(Unknown Source)
at java.util.AbstractList$Itr.next(Unknown Source)
at java.util.AbstractCollection.removeAll(Unknown Source)
at xd.n(World.java:1998)
at net.minecraft.client.Minecraft.k(Minecraft.java:1861)
at net.minecraft.client.Minecraft.x(Minecraft.java:819)
at net.minecraft.client.Minecraft.run(Minecraft.java:747)
at java.lang.Thread.run(Unknown Source)
--- END ERROR REPORT b2f8260b ----------
Also its been a while since i have been getting 2 errors with Forge.
I have no idea what this 2 errors are about.
Missing class member: public (Lxd;IIIIFI)V a, class: jx, mod: MinecraftForge-3.1.2.94-Client.zip
Missing class member: public (Lxd;IIIIFI)V a, class: rr, mod: MinecraftForge-3.1.2.94-Client.zip
Apparently it's because of Millenaire, I found this other thread:
http://forums.technicpack.net/index.php?topic=1913.0
But other than disabling it they didn't come up with any real fixes.
I have no idea what this 2 errors are about.