*** MagicMinecraftLauncher 1.1.4 ***

  LCP: C:\Users\Richard\Desktop\new mods\minecraftforge-universal-1.5.2-7.8.0.722.zip;C:\Users\Richard\AppData\Roaming\.minecraft\bin\minecraft.jar;bin/jinput.jar;bin/lwjgl.jar;bin/lwjgl_util.jar

  MainClass: net.minecraft.client.Minecraft

Restoring disabled mods: mods

Disable inactive mods: mods

Restoring disabled mods: coremods

Disable inactive mods: coremods

2013-06-07 20:53:40 [iNFO] [ForgeModLoader] Forge Mod Loader version 5.2.17.722 for Minecraft 1.5.2 loading

2013-06-07 20:53:40 [iNFO] [ForgeModLoader] Java is Java HotSpot Client VM, version 1.7.0_21, running on Windows 7:x86:6.1, installed at C:\Program Files (x86)\Java\jre7

2013-06-07 20:53:40 [iNFO] [ForgeModLoader] Downloading file http://files.minecraftforge.net/fmllibs/scala-library.jar

2013-06-07 20:54:53 [sEVERE] [ForgeModLoader] There were errors during initial FML setup. Some files failed to download or were otherwise corrupted. You will need to manually obtain the following files from these download links and ensure your lib directory is clean.

2013-06-07 20:54:53 [sEVERE] [ForgeModLoader] *** Download http://files.minecraftforge.net/fmllibs/argo-small-3.2.jar

2013-06-07 20:54:53 [sEVERE] [ForgeModLoader] *** Download http://files.minecraftforge.net/fmllibs/guava-14.0-rc3.jar

2013-06-07 20:54:53 [sEVERE] [ForgeModLoader] *** Download http://files.minecraftforge.net/fmllibs/asm-all-4.1.jar

2013-06-07 20:54:53 [sEVERE] [ForgeModLoader] *** Download http://files.minecraftforge.net/fmllibs/bcprov-jdk15on-148.jar

2013-06-07 20:54:53 [sEVERE] [ForgeModLoader] *** Download http://files.minecraftforge.net/fmllibs/deobfuscation_data_1.5.2.zip

2013-06-07 20:54:53 [sEVERE] [ForgeModLoader] *** Download http://files.minecraftforge.net/fmllibs/scala-library.jar

2013-06-07 20:54:53 [sEVERE] [ForgeModLoader] <===========>

2013-06-07 20:54:53 [sEVERE] [ForgeModLoader] The following is the errors that caused the setup to fail. They may help you diagnose and resolve the issue

2013-06-07 20:54:53 [sEVERE] [ForgeModLoader] The downloaded file scala-library.jar has an invalid checksum 50bdbce5a51dedb36824b001ad8d3e52de9ab1af (expecting 458d046151ad179c85429ed7420ffb1eaf6ddf85). The download did not succeed correctly and the file has been deleted. Please try launching again.

2013-06-07 20:54:53 [sEVERE] [ForgeModLoader] <<< ==== >>>

2013-06-07 20:54:53 [sEVERE] [ForgeModLoader] The following is diagnostic information for developers to review.

2013-06-07 20:54:53 [sEVERE] [ForgeModLoader] Error details

java.lang.RuntimeException: The downloaded file scala-library.jar has an invalid checksum 50bdbce5a51dedb36824b001ad8d3e52de9ab1af (expecting 458d046151ad179c85429ed7420ffb1eaf6ddf85). The download did not succeed correctly and the file has been deleted. Please try launching again.

    at cpw.mods.fml.relauncher.RelaunchLibraryManager.performDownload(RelaunchLibraryManager.java:613)

    at cpw.mods.fml.relauncher.RelaunchLibraryManager.downloadFile(RelaunchLibraryManager.java:532)

    at cpw.mods.fml.relauncher.RelaunchLibraryManager.handleLaunch(RelaunchLibraryManager.java:165)

    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)

2013-06-07 20:55:00 [iNFO] [sTDERR] java.lang.reflect.InvocationTargetException

2013-06-07 20:55:00 [iNFO] [sTDERR]    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

2013-06-07 20:55:00 [iNFO] [sTDERR]    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)

2013-06-07 20:55:00 [iNFO] [sTDERR]    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)

2013-06-07 20:55:00 [iNFO] [sTDERR]    at java.lang.reflect.Method.invoke(Unknown Source)

2013-06-07 20:55:00 [iNFO] [sTDERR]    at magic.launcher.Launcher.main(Unknown Source)

2013-06-07 20:55:00 [iNFO] [sTDERR] Caused by: java.lang.RuntimeException: java.lang.RuntimeException: A fatal error occured and FML cannot continue

2013-06-07 20:55:00 [iNFO] [sTDERR]    at cpw.mods.fml.relauncher.FMLRelauncher.setupHome(FMLRelauncher.java:192)

2013-06-07 20:55:00 [iNFO] [sTDERR]    at cpw.mods.fml.relauncher.FMLRelauncher.relaunchClient(FMLRelauncher.java:104)

2013-06-07 20:55:00 [iNFO] [sTDERR]    at cpw.mods.fml.relauncher.FMLRelauncher.handleClientRelaunch(FMLRelauncher.java:38)

2013-06-07 20:55:00 [iNFO] [sTDERR]    at net.minecraft.client.Minecraft.main(Minecraft.java:2237)

2013-06-07 20:55:00 [iNFO] [sTDERR]    ... 5 more

2013-06-07 20:55:00 [iNFO] [sTDERR] Caused by: java.lang.RuntimeException: A fatal error occured and FML cannot continue

2013-06-07 20:55:00 [iNFO] [sTDERR]    at cpw.mods.fml.relauncher.RelaunchLibraryManager.handleLaunch(RelaunchLibraryManager.java:261)

2013-06-07 20:55:00 [iNFO] [sTDERR]    at cpw.mods.fml.relauncher.FMLRelauncher.setupHome(FMLRelauncher.java:172)

2013-06-07 20:55:00 [iNFO] [sTDERR]    ... 8 more

 

go to .minecraft/libs and delete scala-library.jar