MC launcher->edit profile->select Keep Launcher Open->save profile. Hit play. After it fails go back to launcher and copy paste entire contents of second and last tabs (launcher log and game output) here.
The Meaning of Life, the Universe, and Everything.
Join Date:
4/26/2011
Posts:
190
Minecraft:
tehblooper
Member Details
[11:41:17 INFO]: Minecraft Launcher 1.6.11 (through bootstrap 5) started on windows...
[11:41:17 INFO]: Current time is Feb 17, 2015 11:41:17 AM
[11:41:17 INFO]: System.getProperty('os.name') == 'Windows 8.1'
[11:41:17 INFO]: System.getProperty('os.version') == '6.3'
[11:41:17 INFO]: System.getProperty('os.arch') == 'amd64'
[11:41:17 INFO]: System.getProperty('java.version') == '1.8.0_31'
[11:41:17 INFO]: System.getProperty('java.vendor') == 'Oracle Corporation'
[11:41:17 INFO]: System.getProperty('sun.arch.data.model') == '64'
[11:41:17 INFO]: proxy == DIRECT
[11:41:17 INFO]: JFX is already initialized
[11:41:17 INFO]: Refreshing local version list...
[11:41:17 INFO]: Refreshing remote version list...
[11:41:18 INFO]: Refresh complete.
[11:41:18 INFO]: Loaded 2 profile(s); selected 'Forge'
[11:41:18 INFO]: Refreshing auth...
[11:41:18 INFO]: Logging in with access token
[11:41:43 INFO]: Getting syncinfo for selected version
[11:41:43 INFO]: Queueing library & version downloads
[11:41:43 INFO]: Download job 'Version & Libraries' started (16 threads, 22 files)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\minecraft\launchwrapper\1.8\launchwrapper-1.8.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\google\code\gson\gson\2.2.2\gson-2.2.2.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\bouncycastle\bcprov-jdk15on\1.47\bcprov-jdk15on-1.47.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\google\guava\guava\14.0\guava-14.0.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\java\jutils\jutils\1.0.0\jutils-1.0.0.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl_util\2.9.0\lwjgl_util-2.9.0.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\codecwav\20101023\codecwav-20101023.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-all\4.1\asm-all-4.1.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\java\jinput\jinput-platform\2.0.5\jinput-platform-2.0.5-natives-windows.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\soundsystem\20120107\soundsystem-20120107.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\codecjorbis\20101023\codecjorbis-20101023.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\argo\argo\2.25_fixed\argo-2.25_fixed.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl\2.9.0\lwjgl-2.9.0.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\sf\jopt-simple\jopt-simple\4.5\jopt-simple-4.5.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl-platform\2.9.0\lwjgl-platform-2.9.0-natives-windows.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\libraryjavasound\20101123\libraryjavasound-20101123.jar for job 'Version & Libraries'... (try 0)
[11:41:44 INFO]: Download job 'Resources' skipped as there are no files to download
[11:41:44 INFO]: Job 'Resources' finished successfully (took 0:00:00.000)
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\google\guava\guava\14.0\guava-14.0.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\bouncycastle\bcprov-jdk15on\1.47\bcprov-jdk15on-1.47.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\commons-io\commons-io\2.4\commons-io-2.4.jar for job 'Version & Libraries'... (try 0)
[11:41:44 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-lang3\3.1\commons-lang3-3.1.jar for job 'Version & Libraries'... (try 0)
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl\2.9.0\lwjgl-2.9.0.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\librarylwjglopenal\20100824\librarylwjglopenal-20100824.jar for job 'Version & Libraries'... (try 0)
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl-platform\2.9.0\lwjgl-platform-2.9.0-natives-windows.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\java\jinput\jinput\2.0.5\jinput-2.0.5.jar for job 'Version & Libraries'... (try 0)
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\sf\jopt-simple\jopt-simple\4.5\jopt-simple-4.5.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\lzma\lzma\0.0.1\lzma-0.0.1.jar for job 'Version & Libraries'... (try 0)
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-all\4.1\asm-all-4.1.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\versions\1.6.4-Forge9.11.1.965\1.6.4-Forge9.11.1.965.jar for job 'Version & Libraries'... (try 0)
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\argo\argo\2.25_fixed\argo-2.25_fixed.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl_util\2.9.0\lwjgl_util-2.9.0.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\libraryjavasound\20101123\libraryjavasound-20101123.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\codecjorbis\20101023\codecjorbis-20101023.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\java\jinput\jinput-platform\2.0.5\jinput-platform-2.0.5-natives-windows.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\soundsystem\20120107\soundsystem-20120107.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\lzma\lzma\0.0.1\lzma-0.0.1.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\commons-io\commons-io\2.4\commons-io-2.4.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\codecwav\20101023\codecwav-20101023.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\google\code\gson\gson\2.2.2\gson-2.2.2.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\java\jinput\jinput\2.0.5\jinput-2.0.5.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\minecraft\launchwrapper\1.8\launchwrapper-1.8.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\librarylwjglopenal\20100824\librarylwjglopenal-20100824.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\java\jutils\jutils\1.0.0\jutils-1.0.0.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-lang3\3.1\commons-lang3-3.1.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\versions\1.6.4-Forge9.11.1.965\1.6.4-Forge9.11.1.965.jar for job 'Version & Libraries': Couldn't connect to server (responded with 403) but have local file, assuming it's good
[11:41:44 INFO]: Job 'Version & Libraries' finished successfully (took 0:00:00.960)
[11:41:44 INFO]: Launching game
[11:41:44 INFO]: Unpacking natives to C:\Users\Ryan\AppData\Roaming\.minecraft\versions\1.6.4-Forge9.11.1.965\1.6.4-Forge9.11.1.965-natives-837636166293
[11:41:44 INFO]: Reconstructing virtual assets folder at C:\Users\Ryan\AppData\Roaming\.minecraft\assets\virtual\legacy
[11:41:44 INFO]: Launching in C:\Users\Ryan\AppData\Roaming\.minecraft
[11:41:44 INFO]: Half command: C:\Program Files\Java\jre1.8.0_31\bin\javaw.exe -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M -Djava.library.path=C:\Users\Ryan\AppData\Roaming\.minecraft\versions\1.6.4-Forge9.11.1.965\1.6.4-Forge9.11.1.965-natives-837636166293 -cp C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\minecraftforge\minecraftforge\9.11.1.965\minecraftforge-9.11.1.965.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\minecraft\launchwrapper\1.8\launchwrapper-1.8.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-all\4.1\asm-all-4.1.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\scala-lang\scala-library\2.10.2\scala-library-2.10.2.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\scala-lang\scala-compiler\2.10.2\scala-compiler-2.10.2.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\lzma\lzma\0.0.1\lzma-0.0.1.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\sf\jopt-simple\jopt-simple\4.5\jopt-simple-4.5.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\codecjorbis\20101023\codecjorbis-20101023.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\codecwav\20101023\codecwav-20101023.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\libraryjavasound\20101123\libraryjavasound-20101123.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\librarylwjglopenal\20100824\librarylwjglopenal-20100824.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\soundsystem\20120107\soundsystem-20120107.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\argo\argo\2.25_fixed\argo-2.25_fixed.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\bouncycastle\bcprov-jdk15on\1.47\bcprov-jdk15on-1.47.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\google\guava\guava\14.0\guava-14.0.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-lang3\3.1\commons-lang3-3.1.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\commons-io\commons-io\2.4\commons-io-2.4.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\java\jinput\jinput\2.0.5\jinput-2.0.5.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\java\jutils\jutils\1.0.0\jutils-1.0.0.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\google\code\gson\gson\2.2.2\gson-2.2.2.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl\2.9.0\lwjgl-2.9.0.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl_util\2.9.0\lwjgl_util-2.9.0.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\versions\1.6.4-Forge9.11.1.965\1.6.4-Forge9.11.1.965.jar net.minecraft.launchwrapper.Launch
[11:41:44 INFO]: Looking for orphaned versions to clean up...
[11:41:45 INFO]: Looking for old natives & assets to clean up...
[11:41:45 INFO]: Game ended with no troubles detected (exit code 0)
[11:41:45 INFO]: Deleting C:\Users\Ryan\AppData\Roaming\.minecraft\versions\1.6.4-Forge9.11.1.965\1.6.4-Forge9.11.1.965-natives-837636166293
2015-02-17 11:41:45 [INFO] [ForgeModLoader] AMCore initializing...stand back! I'm going to try MAGIC!
2015-02-17 11:41:45 [INFO] [ForgeModLoader] Loading tweak class name cpw.mods.fml.common.launcher.FMLInjectionAndSortingTweaker
2015-02-17 11:41:45 [INFO] [ForgeModLoader] Loading tweak class name cpw.mods.fml.common.launcher.FMLDeobfTweaker
2015-02-17 11:41:45 [INFO] [ForgeModLoader] Calling tweak class cpw.mods.fml.common.launcher.FMLInjectionAndSortingTweaker
2015-02-17 11:41:45 [SEVERE] [ForgeModLoader] Unable to launch
java.util.ConcurrentModificationException
at java.util.ArrayList$Itr.checkForComodification(Unknown Source)
at java.util.ArrayList$Itr.remove(Unknown Source)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:114)
at net.minecraft.launchwrapper.Launch.main(Launch.java:27)
Java HotSpot(TM) 64-Bit Server VM warning: Using incremental CMS is deprecated and will likely be removed in a future release
[11:41:17 INFO]: Current time is Feb 17, 2015 11:41:17 AM
[11:41:17 INFO]: System.getProperty('os.name') == 'Windows 8.1'
[11:41:17 INFO]: System.getProperty('os.version') == '6.3'
[11:41:17 INFO]: System.getProperty('os.arch') == 'amd64'
[11:41:17 INFO]: System.getProperty('java.version') == '1.8.0_31'
[11:41:17 INFO]: System.getProperty('java.vendor') == 'Oracle Corporation'
[11:41:17 INFO]: System.getProperty('sun.arch.data.model') == '64'
[11:41:17 INFO]: proxy == DIRECT
[11:41:17 INFO]: JFX is already initialized
[11:41:17 INFO]: Refreshing local version list...
[11:41:17 INFO]: Refreshing remote version list...
[11:41:18 INFO]: Refresh complete.
[11:41:18 INFO]: Loaded 2 profile(s); selected 'Forge'
[11:41:18 INFO]: Refreshing auth...
[11:41:18 INFO]: Logging in with access token
[11:41:43 INFO]: Getting syncinfo for selected version
[11:41:43 INFO]: Queueing library & version downloads
[11:41:43 INFO]: Download job 'Version & Libraries' started (16 threads, 22 files)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\minecraft\launchwrapper\1.8\launchwrapper-1.8.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\google\code\gson\gson\2.2.2\gson-2.2.2.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\bouncycastle\bcprov-jdk15on\1.47\bcprov-jdk15on-1.47.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\google\guava\guava\14.0\guava-14.0.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\java\jutils\jutils\1.0.0\jutils-1.0.0.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl_util\2.9.0\lwjgl_util-2.9.0.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\codecwav\20101023\codecwav-20101023.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-all\4.1\asm-all-4.1.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\java\jinput\jinput-platform\2.0.5\jinput-platform-2.0.5-natives-windows.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\soundsystem\20120107\soundsystem-20120107.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\codecjorbis\20101023\codecjorbis-20101023.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\argo\argo\2.25_fixed\argo-2.25_fixed.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl\2.9.0\lwjgl-2.9.0.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\sf\jopt-simple\jopt-simple\4.5\jopt-simple-4.5.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl-platform\2.9.0\lwjgl-platform-2.9.0-natives-windows.jar for job 'Version & Libraries'... (try 0)
[11:41:43 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\libraryjavasound\20101123\libraryjavasound-20101123.jar for job 'Version & Libraries'... (try 0)
[11:41:44 INFO]: Download job 'Resources' skipped as there are no files to download
[11:41:44 INFO]: Job 'Resources' finished successfully (took 0:00:00.000)
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\google\guava\guava\14.0\guava-14.0.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\bouncycastle\bcprov-jdk15on\1.47\bcprov-jdk15on-1.47.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\commons-io\commons-io\2.4\commons-io-2.4.jar for job 'Version & Libraries'... (try 0)
[11:41:44 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-lang3\3.1\commons-lang3-3.1.jar for job 'Version & Libraries'... (try 0)
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl\2.9.0\lwjgl-2.9.0.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\librarylwjglopenal\20100824\librarylwjglopenal-20100824.jar for job 'Version & Libraries'... (try 0)
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl-platform\2.9.0\lwjgl-platform-2.9.0-natives-windows.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\java\jinput\jinput\2.0.5\jinput-2.0.5.jar for job 'Version & Libraries'... (try 0)
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\sf\jopt-simple\jopt-simple\4.5\jopt-simple-4.5.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\lzma\lzma\0.0.1\lzma-0.0.1.jar for job 'Version & Libraries'... (try 0)
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-all\4.1\asm-all-4.1.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Attempting to download C:\Users\Ryan\AppData\Roaming\.minecraft\versions\1.6.4-Forge9.11.1.965\1.6.4-Forge9.11.1.965.jar for job 'Version & Libraries'... (try 0)
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\argo\argo\2.25_fixed\argo-2.25_fixed.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl_util\2.9.0\lwjgl_util-2.9.0.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\libraryjavasound\20101123\libraryjavasound-20101123.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\codecjorbis\20101023\codecjorbis-20101023.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\java\jinput\jinput-platform\2.0.5\jinput-platform-2.0.5-natives-windows.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\soundsystem\20120107\soundsystem-20120107.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\lzma\lzma\0.0.1\lzma-0.0.1.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\commons-io\commons-io\2.4\commons-io-2.4.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\codecwav\20101023\codecwav-20101023.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\google\code\gson\gson\2.2.2\gson-2.2.2.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\java\jinput\jinput\2.0.5\jinput-2.0.5.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\minecraft\launchwrapper\1.8\launchwrapper-1.8.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\librarylwjglopenal\20100824\librarylwjglopenal-20100824.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\java\jutils\jutils\1.0.0\jutils-1.0.0.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-lang3\3.1\commons-lang3-3.1.jar for job 'Version & Libraries': Local file matches local checksum, using that
[11:41:44 INFO]: Finished downloading C:\Users\Ryan\AppData\Roaming\.minecraft\versions\1.6.4-Forge9.11.1.965\1.6.4-Forge9.11.1.965.jar for job 'Version & Libraries': Couldn't connect to server (responded with 403) but have local file, assuming it's good
[11:41:44 INFO]: Job 'Version & Libraries' finished successfully (took 0:00:00.960)
[11:41:44 INFO]: Launching game
[11:41:44 INFO]: Unpacking natives to C:\Users\Ryan\AppData\Roaming\.minecraft\versions\1.6.4-Forge9.11.1.965\1.6.4-Forge9.11.1.965-natives-837636166293
[11:41:44 INFO]: Reconstructing virtual assets folder at C:\Users\Ryan\AppData\Roaming\.minecraft\assets\virtual\legacy
[11:41:44 INFO]: Launching in C:\Users\Ryan\AppData\Roaming\.minecraft
[11:41:44 INFO]: Half command: C:\Program Files\Java\jre1.8.0_31\bin\javaw.exe -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M -Djava.library.path=C:\Users\Ryan\AppData\Roaming\.minecraft\versions\1.6.4-Forge9.11.1.965\1.6.4-Forge9.11.1.965-natives-837636166293 -cp C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\minecraftforge\minecraftforge\9.11.1.965\minecraftforge-9.11.1.965.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\minecraft\launchwrapper\1.8\launchwrapper-1.8.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-all\4.1\asm-all-4.1.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\scala-lang\scala-library\2.10.2\scala-library-2.10.2.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\scala-lang\scala-compiler\2.10.2\scala-compiler-2.10.2.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\lzma\lzma\0.0.1\lzma-0.0.1.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\sf\jopt-simple\jopt-simple\4.5\jopt-simple-4.5.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\codecjorbis\20101023\codecjorbis-20101023.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\codecwav\20101023\codecwav-20101023.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\libraryjavasound\20101123\libraryjavasound-20101123.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\librarylwjglopenal\20100824\librarylwjglopenal-20100824.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\paulscode\soundsystem\20120107\soundsystem-20120107.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\argo\argo\2.25_fixed\argo-2.25_fixed.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\bouncycastle\bcprov-jdk15on\1.47\bcprov-jdk15on-1.47.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\google\guava\guava\14.0\guava-14.0.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-lang3\3.1\commons-lang3-3.1.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\commons-io\commons-io\2.4\commons-io-2.4.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\java\jinput\jinput\2.0.5\jinput-2.0.5.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\net\java\jutils\jutils\1.0.0\jutils-1.0.0.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\com\google\code\gson\gson\2.2.2\gson-2.2.2.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl\2.9.0\lwjgl-2.9.0.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl_util\2.9.0\lwjgl_util-2.9.0.jar;C:\Users\Ryan\AppData\Roaming\.minecraft\versions\1.6.4-Forge9.11.1.965\1.6.4-Forge9.11.1.965.jar net.minecraft.launchwrapper.Launch
[11:41:44 INFO]: Looking for orphaned versions to clean up...
[11:41:45 INFO]: Looking for old natives & assets to clean up...
[11:41:45 INFO]: Game ended with no troubles detected (exit code 0)
[11:41:45 INFO]: Deleting C:\Users\Ryan\AppData\Roaming\.minecraft\versions\1.6.4-Forge9.11.1.965\1.6.4-Forge9.11.1.965-natives-837636166293
2015-02-17 11:41:45 [INFO] [ForgeModLoader] AMCore initializing...stand back! I'm going to try MAGIC!
2015-02-17 11:41:45 [INFO] [ForgeModLoader] Loading tweak class name cpw.mods.fml.common.launcher.FMLInjectionAndSortingTweaker
2015-02-17 11:41:45 [INFO] [ForgeModLoader] Loading tweak class name cpw.mods.fml.common.launcher.FMLDeobfTweaker
2015-02-17 11:41:45 [INFO] [ForgeModLoader] Calling tweak class cpw.mods.fml.common.launcher.FMLInjectionAndSortingTweaker
2015-02-17 11:41:45 [SEVERE] [ForgeModLoader] Unable to launch
java.util.ConcurrentModificationException
at java.util.ArrayList$Itr.checkForComodification(Unknown Source)
at java.util.ArrayList$Itr.remove(Unknown Source)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:114)
at net.minecraft.launchwrapper.Launch.main(Launch.java:27)
Java HotSpot(TM) 64-Bit Server VM warning: Using incremental CMS is deprecated and will likely be removed in a future release
It shows you're still using latest java 8 for loading it.
Just get
http://files.minecraftforge.net/LegacyJavaFixer/legacyjavafixer-1.0.jar
and put it in your mod folder.