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  1. ,
    Expert tip

    Look if your classpath is correct, and check if the versions of your libraries match the version you described in your pom.xml

Solutions on the web

via Coderanch by Henry Wong, 1 year ago
HelloWorld (wrong name: com/mypackage/HelloWorld)
via Google Groups by maya, 7 months ago
Helloworld (wrong name: test/Helloworld)
via Stack Overflow by user2122268
, 1 year ago
HelloWorld (wrong name: testing/HelloWorld)
via Coderanch by Jayanth Mathavan, 1 year ago
FeedsEdit (wrong name : com/aol/ch/FeedsEdit)
via Coderanch by Vinod Ellamaraju, 1 year ago
EchoAssociate (wrong name: com/cognizant/training/EchoAssociate)
java.lang.NoClassDefFoundError: HelloWorld (wrong name: com/mypackage/HelloWorld)	at java.lang.ClassLoader.defineClass1(Native Method)	at java.lang.ClassLoader.defineClass(