Minecraft Forums

Hey everyone,

I am having a problem installing the Aether II mod.
I tried installing it the way I was directed; but still, no luck.

This is the error message I get. Can anyone tell me what it means and how to fix it?

Error Message:
*** MagicMinecraftLauncher 1.1.7 ***
LCP: ;C:\Users\Ho\AppData\Roaming\.minecraft\bin\Aether II.jar;bin/jinput.jar;bin/lwjgl.jar;bin/lwjgl_util.jar
MainClass: net.minecraft.client.Minecraft
java.lang.NoClassDefFoundError: org/lwjgl/LWJGLException
at java.lang.Class.getDeclaredMethods0(Native Method)
at java.lang.Class.privateGetDeclaredMethods(Unknown Source)
at java.lang.Class.getMethod0(Unknown Source)
at java.lang.Class.getMethod(Unknown Source)
at magic.launcher.Launcher.main(Unknown Source)
Caused by: java.lang.ClassNotFoundException: org.lwjgl.LWJGLException
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 java.lang.ClassLoader.loadClass(Unknown Source)
... 5 more

Thanks!