thehjalle

i have the same problem

2013-03-30 11:20:30 [iNFO] [ForgeModLoader] Forge Mod Loader version 5.1.8.611 for Minecraft 1.5.1 loading 2013-03-30 11:20:30 [iNFO] [ForgeModLoader] Java is Java HotSpot 64-Bit Server VM, version 1.7.0_07, running on Windows 7:amd64:6.1, installed at C:\Program Files\Java\jre7 2013-03-30 11:20:30 [FINE] [ForgeModLoader] Java classpath at launch is C:\Users\hjalmar\Desktop\Minecraft.exe 2013-03-30 11:20:30 [FINE] [ForgeModLoader] Java library path at launch is C:\Program Files\Java\jre7\bin;C:\Windows\Sun\Java\bin;C:\Windows\system32;C:\Windows;C:\Program Files\Common Files\Microsoft Shared\Windows Live;C:\Program Files (x86)\Common Files\Microsoft Shared\Windows Live;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Program Files (x86)\Windows Live\Shared;;C:\Program Files\Java\jre7\bin;. 2013-03-30 11:20:30 [FINE] [ForgeModLoader] Enabling runtime deobfuscation 2013-03-30 11:20:30 [FINEST] [ForgeModLoader] All core mods are successfully located 2013-03-30 11:20:30 [FINEST] [ForgeModLoader] Discovering coremods 2013-03-30 11:20:30 [FINEST] [ForgeModLoader] Downloading file http://files.minecraftforge.net/fmllibs/argo-small-3.2.jar 2013-03-30 11:20:30 [iNFO] [ForgeModLoader] Downloading file http://files.minecraftforge.net/fmllibs/argo-small-3.2.jar 2013-03-30 11:20:31 [FINEST] [ForgeModLoader] Download complete 2013-03-30 11:20:31 [iNFO] [ForgeModLoader] Download complete 2013-03-30 11:20:31 [FINEST] [ForgeModLoader] Library file argo-small-3.2.jar was downloaded and verified successfully 2013-03-30 11:20:31 [FINEST] [ForgeModLoader] Downloading file http://files.minecraftforge.net/fmllibs/guava-14.0-rc3.jar 2013-03-30 11:20:31 [iNFO] [ForgeModLoader] Downloading file http://files.minecraftforge.net/fmllibs/guava-14.0-rc3.jar 2013-03-30 11:20:52 [FINEST] [ForgeModLoader] Download complete 2013-03-30 11:20:52 [iNFO] [ForgeModLoader] Download complete 2013-03-30 11:20:52 [FINEST] [ForgeModLoader] Library file guava-14.0-rc3.jar was downloaded and verified successfully 2013-03-30 11:20:52 [FINEST] [ForgeModLoader] Downloading file http://files.minecraftforge.net/fmllibs/asm-all-4.1.jar 2013-03-30 11:20:52 [iNFO] [ForgeModLoader] Downloading file http://files.minecraftforge.net/fmllibs/asm-all-4.1.jar 2013-03-30 11:20:56 [FINEST] [ForgeModLoader] Download complete 2013-03-30 11:20:56 [iNFO] [ForgeModLoader] Download complete 2013-03-30 11:20:56 [FINEST] [ForgeModLoader] Library file asm-all-4.1.jar was downloaded and verified successfully 2013-03-30 11:20:56 [FINEST] [ForgeModLoader] Downloading file http://files.minecraftforge.net/fmllibs/bcprov-jdk15on-148.jar 2013-03-30 11:20:56 [iNFO] [ForgeModLoader] Downloading file http://files.minecraftforge.net/fmllibs/bcprov-jdk15on-148.jar 2013-03-30 11:21:14 [FINEST] [ForgeModLoader] Download complete 2013-03-30 11:21:14 [iNFO] [ForgeModLoader] Download complete 2013-03-30 11:21:14 [FINEST] [ForgeModLoader] Library file bcprov-jdk15on-148.jar was downloaded and verified successfully 2013-03-30 11:21:14 [FINEST] [ForgeModLoader] Downloading file http://files.minecraftforge.net/fmllibs/deobfuscation_data_1.5.1.zip 2013-03-30 11:21:14 [iNFO] [ForgeModLoader] Downloading file http://files.minecraftforge.net/fmllibs/deobfuscation_data_1.5.1.zip 2013-03-30 11:21:17 [FINEST] [ForgeModLoader] Download complete 2013-03-30 11:21:17 [iNFO] [ForgeModLoader] Download complete 2013-03-30 11:21:17 [FINEST] [ForgeModLoader] Library file deobfuscation_data_1.5.1.zip was downloaded and verified successfully 2013-03-30 11:21:17 [FINEST] [ForgeModLoader] Downloading file http://files.minecraftforge.net/fmllibs/scala-library.jar 2013-03-30 11:21:17 [iNFO] [ForgeModLoader] Downloading file http://files.minecraftforge.net/fmllibs/scala-library.jar 2013-03-30 11:22:01 [FINEST] [ForgeModLoader] Download complete 2013-03-30 11:22:01 [iNFO] [ForgeModLoader] Download complete 2013-03-30 11:22:01 [FINEST] [ForgeModLoader] Library file scala-library.jar was downloaded and verified successfully 2013-03-30 11:23:46 [iNFO] [sTDERR] Exception in thread "Thread-5" java.lang.RuntimeException: java.lang.NoClassDefFoundError: com/google/common/collect/Multimap 2013-03-30 11:23:46 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.setupHome(FMLRelauncher.java:192) 2013-03-30 11:23:46 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.relaunchApplet(FMLRelauncher.java:259) 2013-03-30 11:23:46 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.appletEntry(FMLRelauncher.java:229) 2013-03-30 11:23:46 [iNFO] [sTDERR] at net.minecraft.client.MinecraftApplet.init(MinecraftApplet.java:25) 2013-03-30 11:23:46 [iNFO] [sTDERR] at net.minecraft.Launcher.replace(Launcher.java:134) 2013-03-30 11:23:46 [iNFO] [sTDERR] at net.minecraft.Launcher$1.run(Launcher.java:78) 2013-03-30 11:23:46 [iNFO] [sTDERR] Caused by: java.lang.NoClassDefFoundError: com/google/common/collect/Multimap 2013-03-30 11:23:46 [iNFO] [sTDERR] at java.lang.Class.getDeclaredConstructors0(Native Method) 2013-03-30 11:23:46 [iNFO] [sTDERR] at java.lang.Class.privateGetDeclaredConstructors(Unknown Source) 2013-03-30 11:23:46 [iNFO] [sTDERR] at java.lang.Class.getConstructor0(Unknown Source) 2013-03-30 11:23:46 [iNFO] [sTDERR] at java.lang.Class.newInstance0(Unknown Source) 2013-03-30 11:23:46 [iNFO] [sTDERR] at java.lang.Class.newInstance(Unknown Source) 2013-03-30 11:23:46 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.RelaunchClassLoader.registerTransformer(RelaunchClassLoader.java:96) 2013-03-30 11:23:46 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.RelaunchLibraryManager.handleLaunch(RelaunchLibraryManager.java:271) 2013-03-30 11:23:46 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.setupHome(FMLRelauncher.java:172) 2013-03-30 11:23:46 [iNFO] [sTDERR] ... 5 more 2013-03-30 11:23:46 [iNFO] [sTDERR] Caused by: java.lang.ClassNotFoundException: com.google.common.collect.Multimap 2013-03-30 11:23:46 [iNFO] [sTDERR] at java.net.URLClassLoader$1.run(Unknown Source) 2013-03-30 11:23:46 [iNFO] [sTDERR] at java.net.URLClassLoader$1.run(Unknown Source) 2013-03-30 11:23:46 [iNFO] [sTDERR] at java.security.AccessController.doPrivileged(Native Method) 2013-03-30 11:23:46 [iNFO] [sTDERR] at java.net.URLClassLoader.findClass(Unknown Source) 2013-03-30 11:23:46 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:134) 2013-03-30 11:23:46 [iNFO] [sTDERR] at java.lang.ClassLoader.loadClass(Unknown Source) 2013-03-30 11:23:46 [iNFO] [sTDERR] at java.lang.ClassLoader.loadClass(Unknown Source) 2013-03-30 11:23:46 [iNFO] [sTDERR] ... 13 more Please help