REPOST: Error compiling with command line javac!!

[Layne]

Does anyone know what this message means? I'm new to this!

C:\jdk\corejavabook\v1ch2\Welcome>javac welcome.java

C:\jdk\corejavabook\v1ch2\Welcome>java welcome
Exception in thread "main" java.lang.NoClassDefFoundError: welcome (wrong
name:
Welcome)
at java.lang.ClassLoader.defineClass0(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:493)
at
java.security.SecureClassLoader.defineClass(SecureClassLoader.java:11
1)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:248)
at java.net.URLClassLoader.access$100(URLClassLoader.java:56)
at java.net.URLClassLoader$1.run(URLClassLoader.java:195)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
at java.lang.ClassLoader.loadClass(ClassLoader.java:299)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:286)
at java.lang.ClassLoader.loadClass(ClassLoader.java:255)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:315)

C:\jdk\corejavabook\v1ch2\Welcome>

Thanks for your help!!!!
Layne

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