Tenia la version 1.2.4 de minecraftsp, y actualice a la version 1.2.5, luego quise instalar este mod:
http://www.minecrafteo.com/fossil-archeology-mod-para-minecraft-1-2-5/comment-page-1/#comment-224
segui los pasos, pero al iniciar despues de la pantalla de moajang me salta un cuadro de error con esto:
[code]Mods loaded: 3
ModLoader 1.2.5
mod_AddonTimeMachine Time Machine Add-on Engaged
mod_Fossil Mod FOSSIL / ARCHEOLOGY v6.2 Patch-2 Engaged
Minecraft has crashed!
———————-
Minecraft has stopped running because it encountered a problem.
— BEGIN ERROR REPORT 33869e96 ——–
Generated 17/04/12 22:25
Minecraft: Minecraft 1.2.5
OS: Windows XP (x86) version 5.1
Java: 1.6.0_31, Sun Microsystems Inc.
VM: Java HotSpot(TM) Client VM (mixed mode), Sun Microsystems Inc.
LWJGL: 2.4.2
OpenGL: Radeon X300/X550/X1050 Series version 2.1.8545 Release, ATI Technologies Inc.
java.lang.NoClassDefFoundError: forge/ITextureProvider
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClassCond(Unknown Source)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.access$000(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at mod_AddonTimeMachine.load(mod_AddonTimeMachine.java:33)
at ModLoader.init(ModLoader.java:891)
at ModLoader.addAllRenderers(ModLoader.java:189)
at ahu.(ahu.java:77)
at ahu.(ahu.java:8)
at net.minecraft.client.Minecraft.a(SourceFile:273)
at net.minecraft.client.Minecraft.run(SourceFile:657)
at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.ClassNotFoundException: forge.ITextureProvider
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
… 19 more
— END ERROR REPORT d7f601d8 ———-[/code]