crazypenz

I Found the issue. I forgot to take tropicraft for minecraft 1.4.6 out of my coremods folder.

Error Report 2013-08-08 22:25:06 [iNFO] [ForgeModLoader] Forge Mod Loader version 5.2.23.737 for Minecraft 1.5.2 loading 2013-08-08 22:25:06 [iNFO] [ForgeModLoader] Java is Java HotSpot Client VM, version 1.7.0_25, running on Windows 7:x86:6.1, installed at C:\Program Files (x86)\Java\jre7 2013-08-08 22:25:06 [FINE] [ForgeModLoader] Java classpath at launch is /C:/Users/Jacob/Desktop/Minecraft Stuff/MagicLauncher_1.1.7.exe 2013-08-08 22:25:06 [FINE] [ForgeModLoader] Java library path at launch is bin/natives 2013-08-08 22:25:06 [FINE] [ForgeModLoader] Enabling runtime deobfuscation 2013-08-08 22:25:06 [FINEST] [ForgeModLoader] All core mods are successfully located 2013-08-08 22:25:06 [FINEST] [ForgeModLoader] Discovering coremods 2013-08-08 22:25:06 [FINEST] [ForgeModLoader] Found a candidate coremod Tropicraft for MC 1.4.6.jar 2013-08-08 22:25:06 [FINEST] [ForgeModLoader] Loading coremod Tropicraft for MC 1.4.6.jar 2013-08-08 22:25:06 [WARNING] [ForgeModLoader] The coremod net.tropicraft.asm.TropicraftCorePlugin does not have a MCVersion annotation, it may cause issues with this version of Minecraft 2013-08-08 22:25:06 [FINEST] [ForgeModLoader] Loaded coremod Tropicraft for MC 1.4.6.jar 2013-08-08 22:25:06 [FINEST] [ForgeModLoader] Found library file argo-small-3.2.jar present and correct in lib dir 2013-08-08 22:25:06 [FINEST] [ForgeModLoader] Found library file guava-14.0-rc3.jar present and correct in lib dir 2013-08-08 22:25:06 [FINEST] [ForgeModLoader] Found library file asm-all-4.1.jar present and correct in lib dir 2013-08-08 22:25:06 [FINEST] [ForgeModLoader] Found library file bcprov-jdk15on-148.jar present and correct in lib dir 2013-08-08 22:25:06 [FINEST] [ForgeModLoader] Found library file deobfuscation_data_1.5.2.zip present and correct in lib dir 2013-08-08 22:25:06 [FINEST] [ForgeModLoader] Found library file scala-library.jar present and correct in lib dir 2013-08-08 22:25:06 [sEVERE] [ForgeModLoader] A critical problem occured registering the ASM transformer class cpw.mods.fml.common.asm.transformers.DeobfuscationTransformer java.lang.ClassNotFoundException: cpw.mods.fml.common.asm.transformers.DeobfuscationTransformer at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:238) at java.lang.ClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at cpw.mods.fml.relauncher.RelaunchClassLoader.registerTransformer(RelaunchClassLoader.java:122) at cpw.mods.fml.relauncher.RelaunchLibraryManager.handleLaunch(RelaunchLibraryManager.java:278) at cpw.mods.fml.relauncher.FMLRelauncher.setupHome(FMLRelauncher.java:172) at cpw.mods.fml.relauncher.FMLRelauncher.relaunchClient(FMLRelauncher.java:104) at cpw.mods.fml.relauncher.FMLRelauncher.handleClientRelaunch(FMLRelauncher.java:38) at net.minecraft.client.Minecraft.main(Minecraft.java:2237) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at magic.launcher.Launcher.main(Unknown Source) Caused by: java.lang.NoClassDefFoundError: net/minecraftforge/event/Event at net.minecraftforge.transformers.EventTransformer.buildEvents(EventTransformer.java:59) at net.minecraftforge.transformers.EventTransformer.transform(EventTransformer.java:35) at cpw.mods.fml.relauncher.RelaunchClassLoader.runTransformers(RelaunchClassLoader.java:352) at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:225) ... 13 more Caused by: java.lang.ClassNotFoundException: net.minecraftforge.event.Event at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:238) at java.lang.ClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) ... 17 more Caused by: java.lang.AbstractMethodError at cpw.mods.fml.relauncher.RelaunchClassLoader.runTransformers(RelaunchClassLoader.java:352) at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:225) ... 19 more 2013-08-08 22:25:06 [FINEST] [ForgeModLoader] Running coremod plugins 2013-08-08 22:25:06 [FINEST] [ForgeModLoader] Running coremod plugin FMLCorePlugin 2013-08-08 22:25:20 [iNFO] [sTDERR] java.lang.reflect.InvocationTargetException 2013-08-08 22:25:20 [iNFO] [sTDERR] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 2013-08-08 22:25:20 [iNFO] [sTDERR] at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) 2013-08-08 22:25:20 [iNFO] [sTDERR] at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) 2013-08-08 22:25:20 [iNFO] [sTDERR] at java.lang.reflect.Method.invoke(Unknown Source) 2013-08-08 22:25:20 [iNFO] [sTDERR] at magic.launcher.Launcher.main(Unknown Source) 2013-08-08 22:25:20 [iNFO] [sTDERR] Caused by: java.lang.RuntimeException: java.lang.RuntimeException: java.lang.ClassNotFoundException: cpw.mods.fml.common.asm.FMLSanityChecker 2013-08-08 22:25:20 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.setupHome(FMLRelauncher.java:192) 2013-08-08 22:25:20 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.relaunchClient(FMLRelauncher.java:104) 2013-08-08 22:25:20 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.handleClientRelaunch(FMLRelauncher.java:38) 2013-08-08 22:25:20 [iNFO] [sTDERR] at net.minecraft.client.Minecraft.main(Minecraft.java:2237) 2013-08-08 22:25:20 [iNFO] [sTDERR] ... 5 more 2013-08-08 22:25:20 [iNFO] [sTDERR] Caused by: java.lang.RuntimeException: java.lang.ClassNotFoundException: cpw.mods.fml.common.asm.FMLSanityChecker 2013-08-08 22:25:20 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.RelaunchLibraryManager.handleLaunch(RelaunchLibraryManager.java:306) 2013-08-08 22:25:20 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.setupHome(FMLRelauncher.java:172) 2013-08-08 22:25:20 [iNFO] [sTDERR] ... 8 more 2013-08-08 22:25:20 [iNFO] [sTDERR] Caused by: java.lang.ClassNotFoundException: cpw.mods.fml.common.asm.FMLSanityChecker 2013-08-08 22:25:20 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:238) 2013-08-08 22:25:20 [iNFO] [sTDERR] at java.lang.ClassLoader.loadClass(Unknown Source) 2013-08-08 22:25:20 [iNFO] [sTDERR] at java.lang.ClassLoader.loadClass(Unknown Source) 2013-08-08 22:25:20 [iNFO] [sTDERR] at java.lang.Class.forName0(Native Method) 2013-08-08 22:25:20 [iNFO] [sTDERR] at java.lang.Class.forName(Unknown Source) 2013-08-08 22:25:20 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.RelaunchLibraryManager.handleLaunch(RelaunchLibraryManager.java:295) 2013-08-08 22:25:20 [iNFO] [sTDERR] ... 9 more 2013-08-08 22:25:20 [iNFO] [sTDERR] Caused by: java.lang.NoClassDefFoundError: net/minecraftforge/event/Event 2013-08-08 22:25:20 [iNFO] [sTDERR] at net.minecraftforge.transformers.EventTransformer.buildEvents(EventTransformer.java:59) 2013-08-08 22:25:20 [iNFO] [sTDERR] at net.minecraftforge.transformers.EventTransformer.transform(EventTransformer.java:35) 2013-08-08 22:25:20 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.RelaunchClassLoader.runTransformers(RelaunchClassLoader.java:352) 2013-08-08 22:25:20 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:225) 2013-08-08 22:25:20 [iNFO] [sTDERR] ... 14 more I do not know why this happens I have tried several types of forge with the same result. please message me.