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[NUTxBURGER]

When I start up FTB Unleashed, it gets to the Minecraft launch screen, and whenever I click play it just closes and doesn't open up the game. Anyone know a fix to this?

 

 

Game Output---

 

Jul 03, 2016 10:03:44 PM net.minecraft.launchwrapper.LogWrapper log

INFO: Using tweak class name net.minecraft.launchwrapper.VanillaTweaker

Jul 03, 2016 10:03:45 PM net.minecraft.launchwrapper.LogWrapper log

SEVERE: Unable to launch

java.lang.ClassNotFoundException: net.minecraft.client.Minecraft

at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:179)

at java.lang.ClassLoader.loadClass(Unknown Source)

at java.lang.ClassLoader.loadClass(Unknown Source)

at java.lang.Class.forName0(Native Method)

at java.lang.Class.forName(Unknown Source)

at net.minecraft.launchwrapper.Launch.launch(Launch.java:53)

at net.minecraft.launchwrapper.Launch.main(Launch.java:18)

Caused by: java.lang.RuntimeException: java.lang.SecurityException: class "bkf"'s signer information does not match signer information of other classes in the same package

at org.objectweb.asm.ClassWriter.getCommonSuperClass(Unknown Source)

at org.objectweb.asm.ClassWriter.a(Unknown Source)

at org.objectweb.asm.Frame.a(Unknown Source)

at org.objectweb.asm.Frame.a(Unknown Source)

at org.objectweb.asm.MethodWriter.visitMaxs(Unknown Source)

at org.objectweb.asm.tree.MethodNode.accept(Unknown Source)

at org.objectweb.asm.tree.MethodNode.accept(Unknown Source)

at org.objectweb.asm.tree.ClassNode.accept(Unknown Source)

at net.minecraft.launchwrapper.injector.VanillaTweakInjector.transform(VanillaTweakInjector.java:85)

at net.minecraft.launchwrapper.LaunchClassLoader.runTransformers(LaunchClassLoader.java:267)

at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:165)

... 6 more