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    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 JIRA by luoxinwei1, 1 year ago
HelloWorld (wrong name: org/xuwei/HelloWorld)
via JIRA by luoxinwei1, 2 years ago
HelloWorld (wrong name: org/xuwei/HelloWorld)
via Stack Overflow by NateSHolland
, 2 years ago
HelloWorld (wrong name: helloworld/HelloWorld)
via Stack Overflow by woodhead92
, 2 years ago
helloWorld (wrong name: helloworld/helloWorld)
via Stack Overflow by alexplanation
, 2 years ago
MTurkHelloWorld (wrong name: helloworld/MTurkHelloWorld)
java.lang.NoClassDefFoundError: HelloWorld (wrong name: org/xuwei/HelloWorld)	at java.lang.ClassLoader.defineClass1(Native Method)	at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631)	at java.lang.ClassLoader.defineClass(ClassLoader.java:615)	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)	at java.net.URLClassLoader.defineClass(URLClassLoader.java:283)	at java.net.URLClassLoader.access$000(URLClassLoader.java:58)	at java.net.URLClassLoader$1.run(URLClassLoader.java:197)	at java.security.AccessController.doPrivileged(Native Method)	at java.net.URLClassLoader.findClass(URLClassLoader.java:190)	at java.lang.ClassLoader.loadClass(ClassLoader.java:306)	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)	at java.lang.ClassLoader.loadClass(ClassLoader.java:247)