{"action":"created","issue":{"url":"https://api.github.com/repos/MultiMC/MultiMC5/issues/740","labels_url":"https://api.github.com/repos/MultiMC/MultiMC5/issues/740/labels{/name}","comments_url":"https://api.github.com/repos/MultiMC/MultiMC5/issues/740/comments","events_url":"https://api.github.com/repos/MultiMC/MultiMC5/issues/740/events","html_url":"https://github.com/MultiMC/MultiMC5/issues/740","id":54713887,"number":740,"title":"I installed the forge thing (legacyjavafixer","user":{"login":"Loganu98","id":10521420,"avatar_url":"https://avatars.githubusercontent.com/u/10521420?v=3","gravatar_id":"","url":"https://api.github.com/users/Loganu98","html_url":"https://github.com/Loganu98","followers_url":"https://api.github.com/users/Loganu98/followers","following_url":"https://api.github.com/users/Loganu98/following{/other_user}","gists_url":"https://api.github.com/users/Loganu98/gists{/gist_id}","starred_url":"https://api.github.com/users/Loganu98/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Loganu98/subscriptions","organizations_url":"https://api.github.com/users/Loganu98/orgs","repos_url":"https://api.github.com/users/Loganu98/repos","events_url":"https://api.github.com/users/Loganu98/events{/privacy}","received_events_url":"https://api.github.com/users/Loganu98/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":2,"created_at":"2015-01-18T23:04:20Z","updated_at":"2015-01-18T23:07:15Z","closed_at":null,"body":"I installed it with the Install Jar mod, and It didn't really install forge. Do I still need to add forge with the add forge button? I'm confused."},"comment":{"url":"https://api.github.com/repos/MultiMC/MultiMC5/issues/comments/70431135","html_url":"https://github.com/MultiMC/MultiMC5/issues/740#issuecomment-70431135","issue_url":"https://api.github.com/repos/MultiMC/MultiMC5/issues/740","id":70431135,"user":{"login":"Loganu98","id":10521420,"avatar_url":"https://avatars.githubusercontent.com/u/10521420?v=3","gravatar_id":"","url":"https://api.github.com/users/Loganu98","html_url":"https://github.com/Loganu98","followers_url":"https://api.github.com/users/Loganu98/followers","following_url":"https://api.github.com/users/Loganu98/following{/other_user}","gists_url":"https://api.github.com/users/Loganu98/gists{/gist_id}","starred_url":"https://api.github.com/users/Loganu98/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Loganu98/subscriptions","organizations_url":"https://api.github.com/users/Loganu98/orgs","repos_url":"https://api.github.com/users/Loganu98/repos","events_url":"https://api.github.com/users/Loganu98/events{/privacy}","received_events_url":"https://api.github.com/users/Loganu98/received_events","type":"User","site_admin":false},"created_at":"2015-01-18T23:07:15Z","updated_at":"2015-01-18T23:07:15Z","body":"I just did exactly as you said. MultiMC version: 0.4.5\r\n\r\nMinecraft folder is:\r\nC:/Users/Logan/Desktop/MultiMC/instances/1.7.21/minecraft\r\n\r\nJava path is:\r\njava\r\n\r\nJava Arguments:\r\n[-XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump, -Xms1028m, -Xmx4096m, -Duser.language=en, -jar, C:/Users/Logan/Desktop/MultiMC/jars/NewLaunch.jar]\r\n\r\nUsing onesix launcher.\r\n\r\nMain Class:\r\n  net.minecraft.launchwrapper.Launch\r\n\r\nNative path:\r\n  C:/Users/Logan/Desktop/MultiMC/instances/1.7.21/natives\r\n\r\nTraits:\r\n  []\r\n\r\nLibraries:\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/net/minecraftforge/forge/1.7.2-10.12.2.1161-mc172/forge-1.7.2-10.12.2.1161-mc172-universal.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/net/minecraft/launchwrapper/1.9/launchwrapper-1.9.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/org/ow2/asm/asm-all/4.1/asm-all-4.1.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/org/scala-lang/scala-library/2.10.2/scala-library-2.10.2.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/org/scala-lang/scala-compiler/2.10.2/scala-compiler-2.10.2.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/lzma/lzma/0.0.1/lzma-0.0.1.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/java3d/vecmath/1.3.1/vecmath-1.3.1.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/net/sf/trove4j/trove4j/3.0.3/trove4j-3.0.3.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/com/ibm/icu/icu4j-core-mojang/51.2/icu4j-core-mojang-51.2.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/net/sf/jopt-simple/jopt-simple/4.5/jopt-simple-4.5.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/com/paulscode/codecjorbis/20101023/codecjorbis-20101023.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/com/paulscode/codecwav/20101023/codecwav-20101023.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/com/paulscode/libraryjavasound/20101123/libraryjavasound-20101123.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/com/paulscode/librarylwjglopenal/20100824/librarylwjglopenal-20100824.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/com/paulscode/soundsystem/20120107/soundsystem-20120107.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/io/netty/netty-all/4.0.10.Final/netty-all-4.0.10.Final.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/com/google/guava/guava/15.0/guava-15.0.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/org/apache/commons/commons-lang3/3.1/commons-lang3-3.1.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/commons-io/commons-io/2.4/commons-io-2.4.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/com/google/code/gson/gson/2.2.4/gson-2.2.4.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/com/mojang/authlib/1.3/authlib-1.3.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/org/apache/logging/log4j/log4j-api/2.0-beta9/log4j-api-2.0-beta9.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/org/apache/logging/log4j/log4j-core/2.0-beta9/log4j-core-2.0-beta9.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/net/java/jinput/jinput/2.0.5/jinput-2.0.5.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/net/java/jutils/jutils/1.0.0/jutils-1.0.0.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/org/lwjgl/lwjgl/lwjgl/2.9.1/lwjgl-2.9.1.jar\r\n  C:/Users/Logan/Desktop/MultiMC/libraries/org/lwjgl/lwjgl/lwjgl_util/2.9.1/lwjgl_util-2.9.1.jar\r\n  C:/Users/Logan/Desktop/MultiMC/versions/1.7.2/1.7.2.jar\r\n\r\nParams:\r\n  [--username, <PROFILE NAME>, --version, 1.7.2, --gameDir, C:/Users/Logan/Desktop/MultiMC/instances/1.7.21/minecraft, --assetsDir, C:/Users/Logan/Desktop/MultiMC/assets/virtual/legacy, --uuid, <PROFILE ID>, --accessToken, <ACCESS TOKEN>, --tweakClass, cpw.mods.fml.common.launcher.FMLTweaker]\r\n\r\nWindow size: 854 x 480\r\n\r\nPreparing native libraries...\r\nExtracting jinput-platform-2.0.5-natives-windows.jar\r\nExtracting lwjgl-platform-2.9.1-natives-windows.jar\r\n\r\n[18:07:11] [main/INFO] [LaunchWrapper]: Loading tweak class name cpw.mods.fml.common.launcher.FMLTweaker\r\n[18:07:11] [main/INFO] [LaunchWrapper]: Using primary tweak class name cpw.mods.fml.common.launcher.FMLTweaker\r\n[18:07:11] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.common.launcher.FMLTweaker\r\n[18:07:11] [main/INFO] [FML]: Forge Mod Loader version 7.2.217.1161 for Minecraft 1.7.2 loading\r\n[18:07:11] [main/INFO] [FML]: Java is Java HotSpot(TM) 64-Bit Server VM, version 1.8.0_25, running on Windows 7:amd64:6.1, installed at C:\\Program Files\\Java\\jre1.8.0_25\r\n[18:07:11] [main/INFO] [LaunchWrapper]: Loading tweak class name cpw.mods.fml.common.launcher.FMLInjectionAndSortingTweaker\r\n[18:07:11] [main/INFO] [LaunchWrapper]: Loading tweak class name cpw.mods.fml.common.launcher.FMLDeobfTweaker\r\n[18:07:11] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.common.launcher.FMLInjectionAndSortingTweaker\r\n[18:07:11] [main/ERROR] [LaunchWrapper]: Unable to launch\r\njava.util.ConcurrentModificationException\r\n\tat java.util.ArrayList$Itr.checkForComodification(Unknown Source) ~[?:1.8.0_25]\r\n\tat java.util.ArrayList$Itr.remove(Unknown Source) ~[?:1.8.0_25]\r\n\tat net.minecraft.launchwrapper.Launch.launch(Launch.java:117) [launchwrapper-1.9.jar:?]\r\n\tat net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.9.jar:?]\r\n\tat sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_25]\r\n\tat sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_25]\r\n\tat sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_25]\r\n\tat java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_25]\r\n\tat org.multimc.onesix.OneSixLauncher.launchWithMainClass(OneSixLauncher.java:286) [NewLaunch.jar:?]\r\n\tat org.multimc.onesix.OneSixLauncher.launch(OneSixLauncher.java:376) [NewLaunch.jar:?]\r\n\tat org.multimc.EntryPoint.listen(EntryPoint.java:165) [NewLaunch.jar:?]\r\n\tat org.multimc.EntryPoint.main(EntryPoint.java:54) [NewLaunch.jar:?]\r\nMinecraft exited with exitcode 0.\r\n"}}