Error: "java.lang.ClassCastException: org.jboss.logmanager.log4j.JBossLogger cannot be cast to org.apache.logging.log4j.core.Logger" after JBoss upgrade

Products

• CA Identity Manager

Issue/Introduction

After migration JBoss EAP 7.2 to 7.4 Deployment fails with the following exception:

16:46:12,655 ERROR [org.jboss.msc.service.fail] (ServerService Thread Pool -- 87) MSC000001: Failed to start service jboss.deployment.subunit."iam_im.ear"."wpServer.war".undertow-deployment: org.jboss.msc.service.StartException in service jboss.deployment.subunit."iam_im.ear"."wpServer.war".undertow-deployment: java.lang.ClassCastException: org.jboss.logmanager.log4j.JBossLogger cannot be cast to org.apache.logging.log4j.core.Logger

at org.wildfly.extension.undertow.deployment.UndertowDeploymentService$1.run(UndertowDeploymentService.java:81) [wildfly-undertow-7.4.15.GA-redhat-00002.jar:7.4.15.GA-redhat-00002]

at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [rt.jar:1.8.0_161]

at java.util.concurrent.FutureTask.run(FutureTask.java:266) [rt.jar:1.8.0_161]

at org.jboss.threads.ContextClassLoaderSavingRunnable.run(ContextClassLoaderSavingRunnable.java:35) [jboss-threads-2.4.0.Final-redhat-00001.jar:2.4.0.Final-redhat-00001]

at org.jboss.threads.EnhancedQueueExecutor.safeRun(EnhancedQueueExecutor.java:1990) [jboss-threads-2.4.0.Final-redhat-00001.jar:2.4.0.Final-redhat-00001]

at org.jboss.threads.EnhancedQueueExecutor$ThreadBody.doRunTask(EnhancedQueueExecutor.java:1486) [jboss-threads-2.4.0.Final-redhat-00001.jar:2.4.0.Final-redhat-00001]

at org.jboss.threads.EnhancedQueueExecutor$ThreadBody.run(EnhancedQueueExecutor.java:1377) [jboss-threads-2.4.0.Final-redhat-00001.jar:2.4.0.Final-redhat-00001]

at java.lang.Thread.run(Thread.java:748) [rt.jar:1.8.0_161]

at org.jboss.threads.JBossThread.run(JBossThread.java:513) [jboss-threads-2.4.0.Final-redhat-00001.jar:2.4.0.Final-redhat-00001]

Caused by: java.lang.ClassCastException: org.jboss.logmanager.log4j.JBossLogger cannot be cast to org.apache.logging.log4j.core.Logger

 

JBoss is running CA Identity Manager 14.4 CP2 on Windows 2016

Environment

JBoss EAP migration from 7.2 to 7.4. Windows Server 2016. JBoss is running CA Identity Manager 14.4 CP2.

Resolution

Update <path to JBoss deployments>/iam_im.ear/META-INF/jboss-deployment-structure.xml file with the following line:

<subsystem name="logging" />

inside <exclude-subsystems> "folder":

<jboss-deployment-structure>
  <deployment>
     <exclude-subsystems>

        ...

        <subsystem name="logging" />
    </exclude-subsystems>

    ...

  </deployment>

  ...

</jboss-deployment-structure>