Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Samebug tips

  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 Google Groups by Andrew Langhorn, 1 year ago
via Oracle Community by 701639, 1 year ago
via GitHub by gedefran
, 2 years ago
via Stack Overflow by kandan
, 1 year ago
via Google Groups by iqbal md, 1 month ago
java.lang.NoClassDefFoundError: jenkins/tasks/SimpleBuildStep	at java.lang.ClassLoader.defineClass1(Native Method)	at java.lang.ClassLoader.defineClass(