Minecraft Forums

I tried installing Forge but minecraft always starts black screening after that.

This is what the client log says:




2012-10-06 23:51:46 [INFO] [ForgeModLoader] Forge Mod Loader version 3.1.30.390 for Minecraft client:1.3.2, server:1.3.2 loading
2012-10-06 23:51:46 [FINEST] [ForgeModLoader] All core mods are successfully located
2012-10-06 23:51:46 [FINEST] [ForgeModLoader] Discovering coremods
2012-10-06 23:51:46 [FINEST] [ForgeModLoader] Downloading file http://files.minecra...s/argo-2.25.jar
2012-10-06 23:51:46 [INFO] [ForgeModLoader] Downloading file http://files.minecra...s/argo-2.25.jar
2012-10-06 23:51:46 [INFO] [STDOUT] Request: GET http://files.minecra...s/argo-2.25.jar
2012-10-06 23:51:46 [INFO] [STDOUT] No handler. Piping.
2012-10-06 23:51:46 [INFO] [STDOUT] Piping finished, data size: 123642
2012-10-06 23:51:46 [FINEST] [ForgeModLoader] Download complete
2012-10-06 23:51:46 [INFO] [ForgeModLoader] Download complete
2012-10-06 23:51:46 [FINEST] [ForgeModLoader] Library file argo-2.25.jar was downloaded and verified successfully

2012-10-06 23:51:46 [FINEST] [ForgeModLoader] Downloading file http://files.minecra...uava-12.0.1.jar
2012-10-06 23:51:46 [INFO] [ForgeModLoader] Downloading file http://files.minecra...uava-12.0.1.jar
2012-10-06 23:51:46 [INFO] [STDOUT] Request: GET http://files.minecra...uava-12.0.1.jar
2012-10-06 23:51:46 [INFO] [STDOUT] No handler. Piping.
2012-10-06 23:51:48 [INFO] [STDOUT] Piping finished, data size: 1795932
2012-10-06 23:51:48 [FINEST] [ForgeModLoader] Download complete
2012-10-06 23:51:48 [INFO] [ForgeModLoader] Download complete
2012-10-06 23:51:48 [FINEST] [ForgeModLoader] Library file guava-12.0.1.jar was downloaded and verified successfully

2012-10-06 23:51:48 [FINEST] [ForgeModLoader] Downloading file http://files.minecra...asm-all-4.0.jar
2012-10-06 23:51:48 [INFO] [ForgeModLoader] Downloading file http://files.minecra...asm-all-4.0.jar
2012-10-06 23:51:48 [INFO] [STDOUT] Request: GET http://files.minecra...asm-all-4.0.jar
2012-10-06 23:51:48 [INFO] [STDOUT] No handler. Piping.
2012-10-06 23:51:48 [INFO] [STDOUT] Piping finished, data size: 212767
2012-10-06 23:51:48 [FINEST] [ForgeModLoader] Download complete
2012-10-06 23:51:48 [INFO] [ForgeModLoader] Download complete
2012-10-06 23:51:48 [FINEST] [ForgeModLoader] Library file asm-all-4.0.jar was downloaded and verified successfully

2012-10-06 23:51:48 [FINEST] [ForgeModLoader] Running coremod plugins
2012-10-06 23:51:48 [FINEST] [ForgeModLoader] Running coremod plugin FMLCorePlugin
2012-10-06 23:51:48 [FINEST] [ForgeModLoader] Coremod plugin FMLCorePlugin run successfully
2012-10-06 23:51:48 [FINEST] [ForgeModLoader] Running coremod plugin FMLForgePlugin
2012-10-06 23:51:48 [FINEST] [ForgeModLoader] Coremod plugin FMLForgePlugin run successfully
2012-10-06 23:51:48 [FINEST] [ForgeModLoader] Validating minecraft
2012-10-06 23:51:48 [FINEST] [ForgeModLoader] Minecraft validated, launching...
2012-10-06 23:51:49 [INFO] [STDERR] Exception in thread "Thread-10" java.lang.RuntimeException: cpw.mods.fml.relauncher.ReflectionHelper$UnableToFindClassException: java.lang.ClassNotFoundException: net.minecraft.Launcher
2012-10-06 23:51:49 [INFO] [STDERR] at cpw.mods.fml.relauncher.FMLRelauncher.relaunchApplet(FMLRelauncher.java:269)
2012-10-06 23:51:49 [INFO] [STDERR] at cpw.mods.fml.relauncher.FMLRelauncher.appletEntry(FMLRelauncher.java:212)
2012-10-06 23:51:49 [INFO] [STDERR] at net.minecraft.client.MinecraftApplet.init(MinecraftApplet.java:28)
2012-10-06 23:51:49 [INFO] [STDERR] at net.minecraft.Launcher.replace(Launcher.java:136)
2012-10-06 23:51:49 [INFO] [STDERR] at net.minecraft.Launcher$1.run(Launcher.java:79)
2012-10-06 23:51:49 [INFO] [STDERR] Caused by: cpw.mods.fml.relauncher.ReflectionHelper$UnableToFindClassException: java.lang.ClassNotFoundException: net.minecraft.Launcher
2012-10-06 23:51:49 [INFO] [STDERR] at cpw.mods.fml.relauncher.ReflectionHelper.getClass(ReflectionHelper.java:159)
2012-10-06 23:51:49 [INFO] [STDERR] at cpw.mods.fml.relauncher.FMLRelauncher.relaunchApplet(FMLRelauncher.java:254)
2012-10-06 23:51:49 [INFO] [STDERR] ... 4 more
2012-10-06 23:51:49 [INFO] [STDERR] Caused by: java.lang.ClassNotFoundException: net.minecraft.Launcher
2012-10-06 23:51:49 [INFO] [STDERR] at java.net.URLClassLoader$1.run(Unknown Source)
2012-10-06 23:51:49 [INFO] [STDERR] at java.net.URLClassLoader$1.run(Unknown Source)
2012-10-06 23:51:49 [INFO] [STDERR] at java.security.AccessController.doPrivileged(Native Method)
2012-10-06 23:51:49 [INFO] [STDERR] at java.net.URLClassLoader.findClass(Unknown Source)
2012-10-06 23:51:49 [INFO] [STDERR] at java.lang.ClassLoader.loadClass(Unknown Source)
2012-10-06 23:51:49 [INFO] [STDERR] at java.lang.ClassLoader.loadClass(Unknown Source)
2012-10-06 23:51:49 [INFO] [STDERR] at java.lang.Class.forName0(Native Method)
2012-10-06 23:51:49 [INFO] [STDERR] at java.lang.Class.forName(Unknown Source)
2012-10-06 23:51:49 [INFO] [STDERR] at cpw.mods.fml.relauncher.ReflectionHelper.getClass(ReflectionHelper.java:151)
2012-10-06 23:51:49 [INFO] [STDERR] ... 5 more

I use a cracked client and I deleted the META-INF.
I also have TooManyItems and Single Player Commands installed. I don't know if that conflicts with it.