I followed pahimar's dev 3.0 environment tutorial and when I try to run minecraft in eclipse i get this error.
Dec 16, 2013 8:35:27 PM net.minecraft.launchwrapper.LogWrapper log
INFO: Loading tweak class name net.minecraft.launchwrapper.VanillaTweaker
Dec 16, 2013 8:35:27 PM net.minecraft.launchwrapper.LogWrapper log
INFO: Using primary tweak class name net.minecraft.launchwrapper.VanillaTweaker
Dec 16, 2013 8:35:27 PM net.minecraft.launchwrapper.LogWrapper log
INFO: Calling tweak class net.minecraft.launchwrapper.VanillaTweaker
Exception in thread "main" java.lang.NoClassDefFoundError: org/objectweb/asm/ClassVisitor
at java.lang.Class.getDeclaredConstructors0(Native Method)
at java.lang.Class.privateGetDeclaredConstructors(Unknown Source)
at java.lang.Class.getConstructor0(Unknown Source)
at java.lang.Class.newInstance0(Unknown Source)
at java.lang.Class.newInstance(Unknown Source)
at net.minecraft.launchwrapper.LaunchClassLoader.registerTransformer(LaunchClassLoader.java:84)
at net.minecraft.launchwrapper.VanillaTweaker.injectIntoClassLoader(VanillaTweaker.java:16)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:111)
at net.minecraft.launchwrapper.Launch.main(Launch.java:27)
Caused by: java.lang.ClassNotFoundException: org.objectweb.asm.ClassVisitor
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)
... 9 more
