java.lang.NoClassDefFoundError

net/sf/robocode/repository/CodeSizeCalculator

Samebug tips8

You might've forgot to add a dependency or it's written wrong. Also, you might be using incompatible versions of Java and Hibernate. More on this here: https://goo.gl/SjSlRA

This error means there's a class missing in your classpath during runtime. You need to create a jar with all your dependencies and have it in your classpath. Check Maven Assembly Plugin and how to add your dependencies to a jar: https://goo.gl/U2zr8k

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Solutions on the web2590

  • net/sf/robocode/repository/CodeSizeCalculator
  • via Google Groups by M_A, 1 year ago
    net/sf/hibernate/MappingException
  • via Google Groups by Ula K., 5 days ago
    net/sf/saxon/TransformerFactoryImpl
  • Stack trace

    • java.lang.NoClassDefFoundError: net/sf/robocode/repository/CodeSizeCalculator at net.sf.robocode.roborumble.battlesengine.CompetitionsSelector.checkCompetitorForSize(CompetitionsSelector.java:57) at net.sf.robocode.roborumble.netengine.BotsDownload.updateCodeSize(BotsDownload.java:300) at roborumble.RoboRumbleAtHome.main(RoboRumbleAtHome.java:81) Caused by: java.lang.ClassNotFoundException: net.sf.robocode.repository.CodeSizeCalculator at java.net.URLClassLoader$1.run(URLClassLoader.java:202) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:190) at java.lang.ClassLoader.loadClass(ClassLoader.java:306) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)

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