Launcher not Launching XP

[AAAvlar]

Downloaded newest Dire pack update and now Minecraft won't launch.
No crash log, just did this, and stayed there

Unexpected end of ZLIB input stream: java.io.EOFException: Unexpected end of ZLIB input stream
Setting MinMemory to 256
Setting MaxMemory to 3328
Loading jars...
Added URL to classpath: file:/C:/Users/AAA/Documents/Direwolf20/instMods/MinecraftForge.zip
Added URL to classpath: file:/C:/Users/AAA/Documents/Direwolf20/minecraft/bin/minecraft.jar
Added URL to classpath: file:/C:/Users/AAA/Documents/Direwolf20/minecraft/bin/lwjgl.jar
Added URL to classpath: file:/C:/Users/AAA/Documents/Direwolf20/minecraft/bin/lwjgl_util.jar
Added URL to classpath: file:/C:/Users/AAA/Documents/Direwolf20/minecraft/bin/jinput.jar
Loading natives...
Natives loaded...
Loading minecraft class

 

[Katietarr]

Not sure, but try running a different version besides the "Recommended" version.

 

[AAAvlar]

Not sure, but try running a different version besides the "Recommended" version.

Nope

 

[AAAvlar]

Now Im getting this

Loading minecraft class
[21:50:46] [ERROR] ClassLoader.defineClass1:-2->MinecraftLauncher.main:214: Unhandled error launching minecraft: java.lang.NoClassDefFoundError: lg
java.lang.ClassLoader.defineClass1(Native Method)
java.lang.ClassLoader.defineClass(Unknown Source)
java.security.SecureClassLoader.defineClass(Unknown Source)
java.net.URLClassLoader.defineClass(Unknown Source)
java.net.URLClassLoader.access$100(Unknown Source)
java.net.URLClassLoader$1.run(Unknown Source)
java.net.URLClassLoader$1.run(Unknown Source)
java.security.AccessController.doPrivileged(Native Method)
java.net.URLClassLoader.findClass(Unknown Source)
java.lang.ClassLoader.loadClass(Unknown Source)
sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
java.lang.ClassLoader.loadClass(Unknown Source)
java.lang.ClassLoader.loadClass(Unknown Source)
net.ftb.mclauncher.MinecraftLauncher.main(MinecraftLauncher.java:180)

 

[random guy]

wich java version do you have? cause i can't start either and it just disappears with no crash log. and i downloaded the newest java version for mac.

 

[Moasseman]

wich java version do you have? cause i can't start either and it just disappears with no crash log. and i downloaded the newest java version for mac.

For mac, you need to downgrade to version 6 of Java iirc. Newest (7) doesn't work