java - 运行 Java 应用程序 NoClassDefFoundError

Question

当我通过执行命令 java rmiserver.LightBulbServer.class 从终端运行程序时，我收到 NoClassDefFoundError :

Exception in thread "main" java.lang.NoClassDefFoundError: rmiserver/LightBulbSe
rver/class
Caused by: java.lang.ClassNotFoundException: rmiserver.LightBulbServer.class
        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)
Could not find the main class: rmiserver.LightBulbServer.class.  Program will ex
it.

Answer 1

您很可能像这样运行应用程序:

java rmiserver.LightBulbServer.class

运行程序时不应添加.class扩展名；仅使用类的名称:

java rmiserver.LightBulbServer