Java 3D 初学一问
在运行例子程序时总是出现java.lang.NoClassDefFoundError:javax/media/j3d/Group
错
误,不知如何解决
;褂性诒嘁胧背鱿
諩xception in thread "main" java.lang.NoClassDefFoundError: hellouniv
name: HelloUniverse)
at java.lang.ClassLoader.defineClass0(Native Method)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Sourc
at java.net.URLClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.access$100(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)
at java.lang.ClassLoader.loadClassInternal(Unknown Source>
是什么意思?请高手指教