MultiMC version: 0.2.1

Minecraft folder is:
G:/Minecraft/Instances/Server 1.7.4/minecraft

Java path is:
C:/Program Files/Java/jre7/bin/java.exe

Java Arguments:
[-XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump, -Xms512m, -Xmx2048m, -XX:PermSize=64m, -jar, G:/Minecraft/Launcher/MultiMC/jars/NewLaunch.jar]

Using onesix launcher.

Main Class:
net.minecraft.client.main.Main

Native path:
G:/Minecraft/Instances/Server 1.7.4/natives

Libraries:
G:/Minecraft/Launcher/MultiMC/libraries/net/optifine/optifine/1.7.4-C7/optifine-1.7.4-C7.jar
G:/Minecraft/Launcher/MultiMC/libraries/java3d/vecmath/1.3.1/vecmath-1.3.1.jar
G:/Minecraft/Launcher/MultiMC/libraries/net/sf/trove4j/trove4j/3.0.3/trove4j-3.0.3.jar
G:/Minecraft/Launcher/MultiMC/libraries/com/ibm/icu/icu4j-core-mojang/51.2/icu4j-core-mojang-51.2.jar
G:/Minecraft/Launcher/MultiMC/libraries/net/sf/jopt-simple/jopt-simple/4.5/jopt-simple-4.5.jar
G:/Minecraft/Launcher/MultiMC/libraries/com/paulscode/codecjorbis/20101023/codecjorbis-20101023.jar
G:/Minecraft/Launcher/MultiMC/libraries/com/paulscode/codecwav/20101023/codecwav-20101023.jar
G:/Minecraft/Launcher/MultiMC/libraries/com/paulscode/libraryjavasound/20101123/libraryjavasound-20101123.jar
G:/Minecraft/Launcher/MultiMC/libraries/com/paulscode/librarylwjglopenal/20100824/librarylwjglopenal-20100824.jar
G:/Minecraft/Launcher/MultiMC/libraries/com/paulscode/soundsystem/20120107/soundsystem-20120107.jar
G:/Minecraft/Launcher/MultiMC/libraries/io/netty/netty-all/4.0.10.Final/netty-all-4.0.10.Final.jar
G:/Minecraft/Launcher/MultiMC/libraries/com/google/guava/guava/15.0/guava-15.0.jar
G:/Minecraft/Launcher/MultiMC/libraries/org/apache/commons/commons-lang3/3.1/commons-lang3-3.1.jar
G:/Minecraft/Launcher/MultiMC/libraries/commons-io/commons-io/2.4/commons-io-2.4.jar
G:/Minecraft/Launcher/MultiMC/libraries/net/java/jinput/jinput/2.0.5/jinput-2.0.5.jar
G:/Minecraft/Launcher/MultiMC/libraries/net/java/jutils/jutils/1.0.0/jutils-1.0.0.jar
G:/Minecraft/Launcher/MultiMC/libraries/com/google/code/gson/gson/2.2.4/gson-2.2.4.jar
G:/Minecraft/Launcher/MultiMC/libraries/com/mojang/authlib/1.2/authlib-1.2.jar
G:/Minecraft/Launcher/MultiMC/libraries/org/apache/logging/log4j/log4j-api/2.0-beta9/log4j-api-2.0-beta9.jar
G:/Minecraft/Launcher/MultiMC/libraries/org/apache/logging/log4j/log4j-core/2.0-beta9/log4j-core-2.0-beta9.jar
G:/Minecraft/Launcher/MultiMC/libraries/org/lwjgl/lwjgl/lwjgl/2.9.1-nightly-20131120/lwjgl-2.9.1-nightly-20131120.jar
G:/Minecraft/Launcher/MultiMC/libraries/org/lwjgl/lwjgl/lwjgl_util/2.9.1-nightly-20131120/lwjgl_util-2.9.1-nightly-20131120.jar
G:/Minecraft/Launcher/MultiMC/libraries/tv/twitch/twitch/5.12/twitch-5.12.jar
G:/Minecraft/Launcher/MultiMC/versions/1.7.4/1.7.4.jar

Params:
[--username, <PROFILE NAME>, --version, 1.7.4, --gameDir, G:/Minecraft/Instances/Server 1.7.4/minecraft, --assetsDir, G:/Minecraft/Launcher/MultiMC/assets, --assetIndex, 1.7.4, --uuid, <PROFILE ID>, --accessToken, <ACCESS TOKEN>, --userProperties, {"twitch_access_token": ["<TWITCH_ACCESS_TOKEN>"]}, --userType, mojang]

Preparing native libraries...
Extracting lwjgl-platform-2.9.1-nightly-20131120-natives-windows.jar
Extracting jinput-platform-2.0.5-natives-windows.jar
Extracting twitch-platform-5.12-natives-windows-64.jar
Extracting twitch-external-platform-4.5-natives-windows-64.jar

Failed to start Minecraft:
java.lang.reflect.InvocationTargetException
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 org.multimc.onesix.OneSixLauncher.launch(OneSixLauncher.java:214)
at org.multimc.EntryPoint.listen(EntryPoint.java:139)
at org.multimc.EntryPoint.main(EntryPoint.java:53)
Caused by: java.lang.SecurityException: class "bma"'s signer information does not match signer information of other classes in the same package
at java.lang.ClassLoader.checkCerts(Unknown Source)
at java.lang.ClassLoader.preDefineClass(Unknown Source)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.access$100(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.access$100(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.defineClass(Unknown Source)
Exiting with -1
at java.net.URLClassLoader.access$100(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at net.minecraft.client.main.Main.main(SourceFile:76)
... 7 more
Minecraft exited with exitcode -1.