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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 Coderanch by Henry Wong, 1 year ago
HelloServlet (wrong name: net/sf/uadetector/example/HelloServlet)
via Stack Overflow by sabof
, 2 years ago
helloworldapp (wrong name: HelloWorldApp)
via Google Groups by FOX, 7 months ago
bin/HelloWorld (wrong name: HelloWorld)
via Stack Overflow by peer
, 1 year ago
via knowcoding.com by Unknown author, 2 years ago
com/velocity/velocityObj/velocityTest (wrong name: velocityTest)
java.lang.NoClassDefFoundError: HelloServlet (wrong name: net/sf/uadetector/example/HelloServlet) at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:800) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)