Jul 20, 2017 12:20:14 PM org.apache.catalina.session.StandardSession writeObject
WARNING: Cannot serialize session attribute Key[type=info.magnolia.personalization.variant.EditorVariantResolver, annotation=[none]] for session 709A3335B8B359D7F13DF06837AB85CD
java.io.NotSerializableException: info.magnolia.personalization.variant.CopyVariantManager

ERROR [org.infinispan.remoting.rpc.RpcManagerImpl] (default task-20) ISPN000073: Unexpected error while replicating: org.infinispan.commons.marshall.NotSerializableException: info.magnolia.personalization.variant.CopyVariantManager
Caused by: an exception which occurred:
in field variantManager
in object java.util.HashMap@6cea3818
in object org.wildfly.clustering.marshalling.jboss.SimpleMarshalledValue@6cea3818
in object org.infinispan.commands.write.PutKeyValueCommand@d01a5df7
in object org.infinispan.commands.tx.PrepareCommand@d6f1378b