Why does the deployment fails due to "java.lang.NoClassDefFoundError: IllegalName" in EAP ?

Solution Unverified - Updated -

Issue

  • Deployment fails due to the following error:

    ERROR [AbstractKernelController] Error installing to PostClassLoader: name=vfsfile:/jboss-as/server/default/deploy/app-ear/ state=ClassLoader mode=Manual requiredState=PostClassLoader
    org.jboss.deployers.spi.DeploymentException: Error during deploy: vfszip:/C:/jboss-as/server/default/deploy/app-ear/lib.jar/
        at org.jboss.deployers.spi.DeploymentException.rethrowAsDeploymentException(DeploymentException.java:49)
        at org.jboss.deployers.plugins.deployers.DeployerWrapper.deploy(DeployerWrapper.java:185)
    at org.jboss.deployers.plugins.deployers.DeployersImpl.doDeploy(DeployersImpl.java:1454)
    at org.jboss.deployers.plugins.deployers.DeployersImpl.doInstallParentFirst(DeployersImpl.java:1172)
    at org.jboss.deployers.plugins.deployers.DeployersImpl.doInstallParentFirst(DeployersImpl.java:1225)
    at org.jboss.deployers.plugins.deployers.DeployersImpl.install(DeployersImpl.java:1113)
        ...
        at java.lang.Thread.run(Thread.java:662)
    Caused by: java.lang.NoClassDefFoundError: IllegalName: org/lib/package/ClassName
    at java.lang.ClassLoader.preDefineClass(ClassLoader.java:476)
    at java.lang.ClassLoader.defineClassCond(ClassLoader.java:625)
    at java.lang.ClassLoader.defineClass(ClassLoader.java:615)
    at org.jboss.classloader.spi.base.BaseClassLoader.access$200(BaseClassLoader.java:67)
    

Environment

  • Red Hat JBoss Enterprise Application Platform (EAP)
    • 5.x (all versions)

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.

Current Customers and Partners

Log in for full access

Log In
Close

Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.