Minecraft Forums

Hello i need help with my minecraft. Im trying to get minecraft forge to work on 1.5.2 ive went into my minecraft application support folder and did the minecraft.jar.zip to get the minecraft.jar folder and i downloaded the universal 1.5.2 forge zip folder and then i copied the forge files in the minecraft.jar bin directory and selected aplly to all and whenever i launch minecraft.jar i get a error can anyone help me with this ?????? Please!!!!?????!?!!?!??!???

error msg:


Exception in thread "Thread-6" java.lang.UnsupportedClassVersionError: Bad version number in .class file
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:676)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:260)
at java.net.URLClassLoader.access$100(URLClassLoader.java:56)
at java.net.URLClassLoader$1.run(URLClassLoader.java:195)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
at java.lang.ClassLoader.loadClass(ClassLoader.java:317)
at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
at net.minecraft.GameUpdater.createApplet(GameUpdater.java:373)
at net.minecraft.Launcher$1.run(Launcher.java:79)

please helppppp