Exception in thread "main" java.lang.NoClassDefFoundError: org/lwjg
ion
        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 sun.launcher.LauncherHelper.getMainMethod(Unknown Source
        at sun.launcher.LauncherHelper.checkAndLoadMain(Unknown Sou
Caused by: java.lang.ClassNotFoundException: org.lwjgl.LWJGLExcepti
        at java.net.URLClassLoader$1.run(Unknown Source)
        at java.net.URLClassLoader$1.run(Unknown Source)
        at java.security.AccessController.doPrivileged(Native Metho
        at java.net.URLClassLoader.findClass(Unknown Source)
        at java.lang.ClassLoader.loadClass(Unknown Source)
        at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Sourc
        at java.lang.ClassLoader.loadClass(Unknown Source)
        ... 6 more