Hibernate ClassCastException PersistentBag cannot be cast to ArrayList

[njr-11]

The following ClassCastException occurs in Hibernate when attempting DataJPATestServlet.testElementCollection:

java.lang.ClassCastException: class org.hibernate.collection.spi.PersistentBag cannot be cast to class java.util.ArrayList (org.hibernate.collection.spi.PersistentBag is in unnamed module of loader com.ibm.ws.classloading.internal.AppClassLoader @7274768a; java.util.ArrayList is in module java.base of loader 'bootstrap')
at test.jakarta.data.jpa.web.ECEntity$HibernateAccessOptimizer5intArray5longList5longListEC5stringSet5stringSetEC.setPropertyValues(Unknown Source)
at org.hibernate.persister.entity.AbstractEntityPersister.setPropertyValues(AbstractEntityPersister.java:4138)
at org.hibernate.persister.entity.EntityPersister.setValues(EntityPersister.java:1129)
at org.hibernate.event.internal.AbstractSaveEventListener.cloneAndSubstituteValues(AbstractSaveEventListener.java:344)
at org.hibernate.event.internal.AbstractSaveEventListener.performSaveOrReplicate(AbstractSaveEventListener.java:289)
at org.hibernate.event.internal.AbstractSaveEventListener.performSave(AbstractSaveEventListener.java:218)
at org.hibernate.event.internal.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:136)
at org.hibernate.event.internal.DefaultPersistEventListener.entityIsTransient(DefaultPersistEventListener.java:148)
at org.hibernate.event.internal.DefaultPersistEventListener.persist(DefaultPersistEventListener.java:92)
at org.hibernate.event.internal.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:76)
at org.hibernate.event.internal.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:52)
at org.hibernate.event.service.internal.EventListenerGroupImpl.fireEventOnEachListener(EventListenerGroupImpl.java:140)
at org.hibernate.internal.SessionImpl.firePersist(SessionImpl.java:697)
at org.hibernate.internal.SessionImpl.persist(SessionImpl.java:681)
at io.openliberty.data.internal.persistence.QueryInfo.insert(QueryInfo.java:4102)
at io.openliberty.data.internal.persistence.RepositoryImpl.invoke(RepositoryImpl.java:558)
at jdk.proxy16/jdk.proxy16.$Proxy154.insert(Unknown Source)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at org.jboss.weld.bean.proxy.AbstractBeanInstance.invoke(AbstractBeanInstance.java:39)
at org.jboss.weld.bean.proxy.ProxyMethodHandler.invoke(ProxyMethodHandler.java:109)
at test.jakarta.data.jpa.web.ECRepo$1949392391$Proxy$_$$_WeldClientProxy.insert(Unknown Source)
at test.jakarta.data.jpa.web.DataJPATestServlet.testElementCollection(DataJPATestServlet.java:861)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at componenttest.app.FATServlet.doGet(FATServlet.java:80)
at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:633)
at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:723)
at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1266)
at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:754)
at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:451)
at com.ibm.ws.webcontainer.filter.WebAppFilterManager.invokeFilters(WebAppFilterManager.java:1362)
at com.ibm.ws.webcontainer.filter.WebAppFilterManager.invokeFilters(WebAppFilterManager.java:1078)
at com.ibm.ws.webcontainer.servlet.CacheServletWrapper.handleRequest(CacheServletWrapper.java:77)
at com.ibm.ws.webcontainer40.servlet.CacheServletWrapper40.handleRequest(CacheServletWrapper40.java:87)
at com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:978)
at com.ibm.ws.webcontainer.osgi.DynamicVirtualHost$2.run(DynamicVirtualHost.java:293)
at com.ibm.ws.http.dispatcher.internal.channel.HttpDispatcherLink$TaskWrapper.run(HttpDispatcherLink.java:1563)
at com.ibm.ws.http.dispatcher.internal.channel.HttpDispatcherLink.wrapHandlerAndExecute(HttpDispatcherLink.java:761)
at com.ibm.ws.http.dispatcher.internal.channel.HttpDispatcherLink.ready(HttpDispatcherLink.java:721)
at com.ibm.ws.http.channel.internal.inbound.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:569)
at com.ibm.ws.http.channel.internal.inbound.HttpInboundLink.handleNewRequest(HttpInboundLink.java:503)
at com.ibm.ws.http.channel.internal.inbound.HttpInboundLink.processRequest(HttpInboundLink.java:363)
at com.ibm.ws.http.channel.internal.inbound.HttpInboundLink.ready(HttpInboundLink.java:330)
at com.ibm.ws.tcpchannel.internal.NewConnectionInitialReadCallback.sendToDiscriminators(NewConnectionInitialReadCallback.java:169)
at com.ibm.ws.tcpchannel.internal.NewConnectionInitialReadCallback.complete(NewConnectionInitialReadCallback.java:77)
at com.ibm.ws.tcpchannel.internal.WorkQueueManager.requestComplete(WorkQueueManager.java:516)
at com.ibm.ws.tcpchannel.internal.WorkQueueManager.attemptIO(WorkQueueManager.java:586)
at com.ibm.ws.tcpchannel.internal.WorkQueueManager.workerRun(WorkQueueManager.java:970)
at com.ibm.ws.tcpchannel.internal.WorkQueueManager$Worker.run(WorkQueueManager.java:1059)
at com.ibm.ws.threading.internal.ExecutorServiceImpl$RunnableWrapper.run(ExecutorServiceImpl.java:344)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
at java.base/java.lang.Thread.run(Thread.java:1583)