"org.apache.catalina.session.StandardSession cannot be cast to org.jboss.as.web.session.ClusteredSession" in JBoss EAP 6 log

Solution Verified - Updated -

Issue

  • Seeing many ClassCastExceptions

    ERROR [org.infinispan.interceptors.InvocationContextInterceptor] (ContainerBackgroundProcessor[StandardEngine[jboss.web]]) ISPN000136: Execution error: org.infinispan.CacheException: Caught exception [java.lang.ClassCastException] while invoking method [public void org.jboss.as.clustering.web.sso.infinispan.SSOClusterManager.cacheEntryRemoved(org.infinispan.notifications.cachelistener.event.CacheEntryRemovedEvent)] on listener instance: org.jboss.as.clustering.web.sso.infinispan.SSOClusterManager@427e825a
...
Caused by: java.lang.ClassCastException: org.apache.catalina.session.StandardSession cannot be cast to org.jboss.as.web.session.ClusteredSession
    at org.jboss.as.web.sso.ClusteredSingleSignOn.deregisterLocal(ClusteredSingleSignOn.java:523) [jboss-as-web-7.1.3.Final-redhat-4.jar:7.1.3.Final-redhat-4]
    ...

Environment

  • JBoss Enterprise Application Platform (EAP)
    • 6.0.1

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