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need help Exception in thread "main" java.lang.NoClassDefFoundError:

843789Jul 2 2009 — edited Jul 5 2009

Hello im new to java.
when i wuz gonna run the HelloWorld Project for like 5th time i got this error.

Exception in thread "main" java.lang.NoClassDefFoundError: Ello
Caused by: java.lang.ClassNotFoundException: Ello
        at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
        at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
        at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
Could not find the main class: Ello.  Program will exit.

well i thught it was a normal error so i runned one of my downloaded java programs.

the same error but now it is: Exception in thread "main" java.lang.NoClassDefFoundError: EGUI

but the EGUI file is in the folder...
the compiler works fine
Can some one help me?

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Locked on Aug 2 2009

Added on Jul 2 2009

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