[ 
https://issues.apache.org/jira/browse/ISIS-2280?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17037816#comment-17037816
 ] 

ASF subversion and git services commented on ISIS-2280:
-------------------------------------------------------

Commit 974d49d6c8e3b98d9d3dee96adb4baa1a8ad18f7 in isis's branch 
refs/heads/master from Andi Huber
[ https://gitbox.apache.org/repos/asf?p=isis.git;h=974d49d ]

ISIS-2280: slightly cleaning up BlobDemo; adds more tests

> [NOT-AN-ISSUE] demoapp.dom.types.blob.BlobDemo: menuBars suggest GET, 
> implementation requires POST? 
> ----------------------------------------------------------------------------------------------------
>
>                 Key: ISIS-2280
>                 URL: https://issues.apache.org/jira/browse/ISIS-2280
>             Project: Isis
>          Issue Type: Bug
>    Affects Versions: 2.0.0-M3
>            Reporter: Jörg Rade
>            Assignee: Andi Huber
>            Priority: Minor
>              Labels: cannot-reproduce
>             Fix For: 2.0.0-M3
>
>
> URL: 
> http://localhost:8080/restful/objects/demo.FeaturedTypesMenu/1/actions/blobs/invoke
> {code:json}
> {
>   "httpStatusCode": 500,
>   "message": "Error marshalling domain object to XML; domain object class is 
> 'demoapp.dom.types.blob.BlobDemo'",
>   "detail": {
>     "className": "org.apache.isis.applib.NonRecoverableException",
>     "message": "Error marshalling domain object to XML; domain object class 
> is 'demoapp.dom.types.blob.BlobDemo'",
>     "element": [
>       
> "org.apache.isis.applib.services.jaxb.JaxbService$Simple.toXml(JaxbService.java:212)",
>       
> "org.apache.isis.applib.services.jaxb.JaxbService$Simple.toXml(JaxbService.java:157)",
>       
> "org.apache.isis.core.metamodel.facets.object.recreatable.RecreatableObjectFacetForXmlRootElementAnnotation.clone(RecreatableObjectFacetForXmlRootElementAnnotation.java:67)",
>       
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.cloneIfViewModelElse(ActionInvocationFacetForDomainEventAbstract.java:300)",
>       
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.cloneIfViewModelCloneable(ActionInvocationFacetForDomainEventAbstract.java:286)",
>       
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.access$500(ActionInvocationFacetForDomainEventAbstract.java:74)",
>       
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract$DomainEventMemberExecutor.execute(ActionInvocationFacetForDomainEventAbstract.java:461)",
>       
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract$DomainEventMemberExecutor.execute(ActionInvocationFacetForDomainEventAbstract.java:413)",
>       
> "org.apache.isis.applib.services.iactn.Interaction.executeInternal(Interaction.java:175)",
>       
> "org.apache.isis.applib.services.iactn.Interaction.execute(Interaction.java:141)",
>       
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.doInvoke(ActionInvocationFacetForDomainEventAbstract.java:204)",
>       
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.lambda$invoke$0(ActionInvocationFacetForDomainEventAbstract.java:125)",
>       
> "org.apache.isis.core.runtimeservices.xactn.TransactionServiceSpring.executeWithinTransaction(TransactionServiceSpring.java:149)",
>       
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.invoke(ActionInvocationFacetForDomainEventAbstract.java:124)",
>       
> "org.apache.isis.core.metamodel.specloader.specimpl.ObjectActionDefault.executeInternal(ObjectActionDefault.java:424)",
>       
> "org.apache.isis.core.metamodel.specloader.specimpl.ObjectActionDefault.execute(ObjectActionDefault.java:410)",
>       
> "org.apache.isis.viewer.restfulobjects.viewer.resources.DomainResourceHelper.invokeActionUsingAdapters(DomainResourceHelper.java:230)",
>       
> "org.apache.isis.viewer.restfulobjects.viewer.resources.DomainResourceHelper.invokeAction(DomainResourceHelper.java:209)",
>       
> "org.apache.isis.viewer.restfulobjects.viewer.resources.DomainObjectResourceServerside.invokeAction(DomainObjectResourceServerside.java:732)",
>       "sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)",
>       
> "sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)",
>       
> "sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)",
>       "java.lang.reflect.Method.invoke(Method.java:498)",
>       
> "org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:151)",
>       
> "org.jboss.resteasy.core.MethodInjectorImpl.lambda$invoke$3(MethodInjectorImpl.java:122)",
>       
> "java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:602)",
>       
> "java.util.concurrent.CompletableFuture.uniApplyStage(CompletableFuture.java:614)",
>       
> "java.util.concurrent.CompletableFuture.thenApply(CompletableFuture.java:1983)",
>       
> "java.util.concurrent.CompletableFuture.thenApply(CompletableFuture.java:110)",
>       
> "org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:122)",
>       
> "org.jboss.resteasy.core.ResourceMethodInvoker.internalInvokeOnTarget(ResourceMethodInvoker.java:594)",
>       
> "org.jboss.resteasy.core.ResourceMethodInvoker.invokeOnTargetAfterFilter(ResourceMethodInvoker.java:468)",
>       
> "org.jboss.resteasy.core.ResourceMethodInvoker.lambda$invokeOnTarget$2(ResourceMethodInvoker.java:421)",
>       
> "org.jboss.resteasy.core.interception.jaxrs.PreMatchContainerRequestContext.filter(PreMatchContainerRequestContext.java:363)",
>       
> "org.jboss.resteasy.core.ResourceMethodInvoker.invokeOnTarget(ResourceMethodInvoker.java:423)",
>       
> "org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:391)",
>       
> "org.jboss.resteasy.core.ResourceMethodInvoker.lambda$invoke$1(ResourceMethodInvoker.java:365)",
>       
> "java.util.concurrent.CompletableFuture.uniComposeStage(CompletableFuture.java:981)",
>       
> "java.util.concurrent.CompletableFuture.thenCompose(CompletableFuture.java:2124)",
>       
> "java.util.concurrent.CompletableFuture.thenCompose(CompletableFuture.java:110)",
>       
> "org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:365)",
>       
> "org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:477)",
>       
> "org.jboss.resteasy.core.SynchronousDispatcher.lambda$invoke$4(SynchronousDispatcher.java:252)",
>       
> "org.jboss.resteasy.core.SynchronousDispatcher.lambda$preprocess$0(SynchronousDispatcher.java:153)",
>       
> "org.jboss.resteasy.core.interception.jaxrs.PreMatchContainerRequestContext.filter(PreMatchContainerRequestContext.java:363)",
>       
> "org.jboss.resteasy.core.SynchronousDispatcher.preprocess(SynchronousDispatcher.java:156)",
>       
> "org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:238)",
>       
> "org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:249)",
>       
> "org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:60)",
>       
> "org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:55)",
>       "javax.servlet.http.HttpServlet.service(HttpServlet.java:741)",
>       
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)",
>       
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>       
> "org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)",
>       
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>       
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>       
> "org.apache.isis.viewer.restfulobjects.viewer.webmodule.IsisTransactionFilterForRestfulObjects.lambda$doFilter$0(IsisTransactionFilterForRestfulObjects.java:48)",
>       
> "org.apache.isis.core.runtimeservices.xactn.TransactionServiceSpring$1.doInTransactionWithoutResult(TransactionServiceSpring.java:113)",
>       
> "org.springframework.transaction.support.TransactionCallbackWithoutResult.doInTransaction(TransactionCallbackWithoutResult.java:36)",
>       
> "org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)",
>       
> "org.apache.isis.core.runtimeservices.xactn.TransactionServiceSpring.executeWithinNewTransaction(TransactionServiceSpring.java:109)",
>       
> "org.apache.isis.core.runtimeservices.xactn.TransactionServiceSpring.executeWithinTransaction(TransactionServiceSpring.java:140)",
>       
> "org.apache.isis.viewer.restfulobjects.viewer.webmodule.IsisTransactionFilterForRestfulObjects.doFilter(IsisTransactionFilterForRestfulObjects.java:45)",
>       
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>       
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>       
> "org.apache.isis.viewer.restfulobjects.viewer.webmodule.IsisRestfulObjectsSessionFilter.doFilter(IsisRestfulObjectsSessionFilter.java:379)",
>       
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>       
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>       
> "org.apache.isis.core.webapp.diagnostics.IsisLogOnExceptionFilter.doFilter(IsisLogOnExceptionFilter.java:59)",
>       
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>       
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>       
> "org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)",
>       
> "org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)",
>       
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>       
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>       
> "org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)",
>       
> "org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)",
>       
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>       
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>       
> "org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)",
>       
> "org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)",
>       
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>       
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>       "org.ebaysf.web.cors.CORSFilter.handleSimpleCORS(CORSFilter.java:302)",
>       "org.ebaysf.web.cors.CORSFilter.doFilter(CORSFilter.java:164)",
>       
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>       
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>       
> "org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449)",
>       
> "org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)",
>       
> "org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)",
>       
> "org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)",
>       
> "org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:387)",
>       
> "org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)",
>       
> "org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)",
>       
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>       
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>       
> "org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)",
>       
> "org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)",
>       
> "org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:526)",
>       
> "org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)",
>       
> "org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)",
>       
> "org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)",
>       
> "org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)",
>       
> "org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:367)",
>       
> "org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)",
>       
> "org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:860)",
>       
> "org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1591)",
>       
> "org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)",
>       
> "java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)",
>       
> "java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)",
>       
> "org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)",
>       "java.lang.Thread.run(Thread.java:748)"
>     ],
>     "causedBy": {
>       "className": "javax.xml.bind.MarshalException",
>       "message": null,
>       "element": [
>         
> "com.sun.xml.bind.v2.runtime.MarshallerImpl.write(MarshallerImpl.java:301)",
>         
> "com.sun.xml.bind.v2.runtime.MarshallerImpl.marshal(MarshallerImpl.java:226)",
>         
> "javax.xml.bind.helpers.AbstractMarshallerImpl.marshal(AbstractMarshallerImpl.java:116)",
>         
> "org.apache.isis.applib.services.jaxb.JaxbService$Simple.toXml(JaxbService.java:176)",
>         
> "org.apache.isis.applib.services.jaxb.JaxbService$Simple.toXml(JaxbService.java:157)",
>         
> "org.apache.isis.core.metamodel.facets.object.recreatable.RecreatableObjectFacetForXmlRootElementAnnotation.clone(RecreatableObjectFacetForXmlRootElementAnnotation.java:67)",
>         
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.cloneIfViewModelElse(ActionInvocationFacetForDomainEventAbstract.java:300)",
>         
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.cloneIfViewModelCloneable(ActionInvocationFacetForDomainEventAbstract.java:286)",
>         
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.access$500(ActionInvocationFacetForDomainEventAbstract.java:74)",
>         
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract$DomainEventMemberExecutor.execute(ActionInvocationFacetForDomainEventAbstract.java:461)",
>         
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract$DomainEventMemberExecutor.execute(ActionInvocationFacetForDomainEventAbstract.java:413)",
>         
> "org.apache.isis.applib.services.iactn.Interaction.executeInternal(Interaction.java:175)",
>         
> "org.apache.isis.applib.services.iactn.Interaction.execute(Interaction.java:141)",
>         
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.doInvoke(ActionInvocationFacetForDomainEventAbstract.java:204)",
>         
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.lambda$invoke$0(ActionInvocationFacetForDomainEventAbstract.java:125)",
>         
> "org.apache.isis.core.runtimeservices.xactn.TransactionServiceSpring.executeWithinTransaction(TransactionServiceSpring.java:149)",
>         
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.invoke(ActionInvocationFacetForDomainEventAbstract.java:124)",
>         
> "org.apache.isis.core.metamodel.specloader.specimpl.ObjectActionDefault.executeInternal(ObjectActionDefault.java:424)",
>         
> "org.apache.isis.core.metamodel.specloader.specimpl.ObjectActionDefault.execute(ObjectActionDefault.java:410)",
>         
> "org.apache.isis.viewer.restfulobjects.viewer.resources.DomainResourceHelper.invokeActionUsingAdapters(DomainResourceHelper.java:230)",
>         
> "org.apache.isis.viewer.restfulobjects.viewer.resources.DomainResourceHelper.invokeAction(DomainResourceHelper.java:209)",
>         
> "org.apache.isis.viewer.restfulobjects.viewer.resources.DomainObjectResourceServerside.invokeAction(DomainObjectResourceServerside.java:732)",
>         "sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)",
>         
> "sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)",
>         
> "sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)",
>         "java.lang.reflect.Method.invoke(Method.java:498)",
>         
> "org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:151)",
>         
> "org.jboss.resteasy.core.MethodInjectorImpl.lambda$invoke$3(MethodInjectorImpl.java:122)",
>         
> "java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:602)",
>         
> "java.util.concurrent.CompletableFuture.uniApplyStage(CompletableFuture.java:614)",
>         
> "java.util.concurrent.CompletableFuture.thenApply(CompletableFuture.java:1983)",
>         
> "java.util.concurrent.CompletableFuture.thenApply(CompletableFuture.java:110)",
>         
> "org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:122)",
>         
> "org.jboss.resteasy.core.ResourceMethodInvoker.internalInvokeOnTarget(ResourceMethodInvoker.java:594)",
>         
> "org.jboss.resteasy.core.ResourceMethodInvoker.invokeOnTargetAfterFilter(ResourceMethodInvoker.java:468)",
>         
> "org.jboss.resteasy.core.ResourceMethodInvoker.lambda$invokeOnTarget$2(ResourceMethodInvoker.java:421)",
>         
> "org.jboss.resteasy.core.interception.jaxrs.PreMatchContainerRequestContext.filter(PreMatchContainerRequestContext.java:363)",
>         
> "org.jboss.resteasy.core.ResourceMethodInvoker.invokeOnTarget(ResourceMethodInvoker.java:423)",
>         
> "org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:391)",
>         
> "org.jboss.resteasy.core.ResourceMethodInvoker.lambda$invoke$1(ResourceMethodInvoker.java:365)",
>         
> "java.util.concurrent.CompletableFuture.uniComposeStage(CompletableFuture.java:981)",
>         
> "java.util.concurrent.CompletableFuture.thenCompose(CompletableFuture.java:2124)",
>         
> "java.util.concurrent.CompletableFuture.thenCompose(CompletableFuture.java:110)",
>         
> "org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:365)",
>         
> "org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:477)",
>         
> "org.jboss.resteasy.core.SynchronousDispatcher.lambda$invoke$4(SynchronousDispatcher.java:252)",
>         
> "org.jboss.resteasy.core.SynchronousDispatcher.lambda$preprocess$0(SynchronousDispatcher.java:153)",
>         
> "org.jboss.resteasy.core.interception.jaxrs.PreMatchContainerRequestContext.filter(PreMatchContainerRequestContext.java:363)",
>         
> "org.jboss.resteasy.core.SynchronousDispatcher.preprocess(SynchronousDispatcher.java:156)",
>         
> "org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:238)",
>         
> "org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:249)",
>         
> "org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:60)",
>         
> "org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:55)",
>         "javax.servlet.http.HttpServlet.service(HttpServlet.java:741)",
>         
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)",
>         
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>         
> "org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)",
>         
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>         
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>         
> "org.apache.isis.viewer.restfulobjects.viewer.webmodule.IsisTransactionFilterForRestfulObjects.lambda$doFilter$0(IsisTransactionFilterForRestfulObjects.java:48)",
>         
> "org.apache.isis.core.runtimeservices.xactn.TransactionServiceSpring$1.doInTransactionWithoutResult(TransactionServiceSpring.java:113)",
>         
> "org.springframework.transaction.support.TransactionCallbackWithoutResult.doInTransaction(TransactionCallbackWithoutResult.java:36)",
>         
> "org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)",
>         
> "org.apache.isis.core.runtimeservices.xactn.TransactionServiceSpring.executeWithinNewTransaction(TransactionServiceSpring.java:109)",
>         
> "org.apache.isis.core.runtimeservices.xactn.TransactionServiceSpring.executeWithinTransaction(TransactionServiceSpring.java:140)",
>         
> "org.apache.isis.viewer.restfulobjects.viewer.webmodule.IsisTransactionFilterForRestfulObjects.doFilter(IsisTransactionFilterForRestfulObjects.java:45)",
>         
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>         
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>         
> "org.apache.isis.viewer.restfulobjects.viewer.webmodule.IsisRestfulObjectsSessionFilter.doFilter(IsisRestfulObjectsSessionFilter.java:379)",
>         
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>         
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>         
> "org.apache.isis.core.webapp.diagnostics.IsisLogOnExceptionFilter.doFilter(IsisLogOnExceptionFilter.java:59)",
>         
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>         
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>         
> "org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)",
>         
> "org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)",
>         
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>         
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>         
> "org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)",
>         
> "org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)",
>         
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>         
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>         
> "org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)",
>         
> "org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)",
>         
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>         
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>         
> "org.ebaysf.web.cors.CORSFilter.handleSimpleCORS(CORSFilter.java:302)",
>         "org.ebaysf.web.cors.CORSFilter.doFilter(CORSFilter.java:164)",
>         
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>         
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>         
> "org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449)",
>         
> "org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)",
>         
> "org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)",
>         
> "org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)",
>         
> "org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:387)",
>         
> "org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)",
>         
> "org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)",
>         
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>         
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>         
> "org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)",
>         
> "org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)",
>         
> "org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:526)",
>         
> "org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)",
>         
> "org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)",
>         
> "org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)",
>         
> "org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)",
>         
> "org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:367)",
>         
> "org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)",
>         
> "org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:860)",
>         
> "org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1591)",
>         
> "org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)",
>         
> "java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)",
>         
> "java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)",
>         
> "org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)",
>         "java.lang.Thread.run(Thread.java:748)"
>       ],
>       "causedBy": {
>         "className": "com.sun.istack.SAXException2",
>         "message": "java.lang.NullPointerException",
>         "element": [
>           
> "com.sun.xml.bind.v2.runtime.XMLSerializer.reportError(XMLSerializer.java:217)",
>           
> "com.sun.xml.bind.v2.runtime.XMLSerializer.reportError(XMLSerializer.java:232)",
>           
> "com.sun.xml.bind.v2.runtime.ClassBeanInfoImpl.serializeBody(ClassBeanInfoImpl.java:340)",
>           
> "com.sun.xml.bind.v2.runtime.XMLSerializer.childAsSoleContent(XMLSerializer.java:563)",
>           
> "com.sun.xml.bind.v2.runtime.ClassBeanInfoImpl.serializeRoot(ClassBeanInfoImpl.java:311)",
>           
> "com.sun.xml.bind.v2.runtime.XMLSerializer.childAsRoot(XMLSerializer.java:464)",
>           
> "com.sun.xml.bind.v2.runtime.MarshallerImpl.write(MarshallerImpl.java:298)",
>           
> "com.sun.xml.bind.v2.runtime.MarshallerImpl.marshal(MarshallerImpl.java:226)",
>           
> "javax.xml.bind.helpers.AbstractMarshallerImpl.marshal(AbstractMarshallerImpl.java:116)",
>           
> "org.apache.isis.applib.services.jaxb.JaxbService$Simple.toXml(JaxbService.java:176)",
>           
> "org.apache.isis.applib.services.jaxb.JaxbService$Simple.toXml(JaxbService.java:157)",
>           
> "org.apache.isis.core.metamodel.facets.object.recreatable.RecreatableObjectFacetForXmlRootElementAnnotation.clone(RecreatableObjectFacetForXmlRootElementAnnotation.java:67)",
>           
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.cloneIfViewModelElse(ActionInvocationFacetForDomainEventAbstract.java:300)",
>           
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.cloneIfViewModelCloneable(ActionInvocationFacetForDomainEventAbstract.java:286)",
>           
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.access$500(ActionInvocationFacetForDomainEventAbstract.java:74)",
>           
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract$DomainEventMemberExecutor.execute(ActionInvocationFacetForDomainEventAbstract.java:461)",
>           
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract$DomainEventMemberExecutor.execute(ActionInvocationFacetForDomainEventAbstract.java:413)",
>           
> "org.apache.isis.applib.services.iactn.Interaction.executeInternal(Interaction.java:175)",
>           
> "org.apache.isis.applib.services.iactn.Interaction.execute(Interaction.java:141)",
>           
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.doInvoke(ActionInvocationFacetForDomainEventAbstract.java:204)",
>           
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.lambda$invoke$0(ActionInvocationFacetForDomainEventAbstract.java:125)",
>           
> "org.apache.isis.core.runtimeservices.xactn.TransactionServiceSpring.executeWithinTransaction(TransactionServiceSpring.java:149)",
>           
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.invoke(ActionInvocationFacetForDomainEventAbstract.java:124)",
>           
> "org.apache.isis.core.metamodel.specloader.specimpl.ObjectActionDefault.executeInternal(ObjectActionDefault.java:424)",
>           
> "org.apache.isis.core.metamodel.specloader.specimpl.ObjectActionDefault.execute(ObjectActionDefault.java:410)",
>           
> "org.apache.isis.viewer.restfulobjects.viewer.resources.DomainResourceHelper.invokeActionUsingAdapters(DomainResourceHelper.java:230)",
>           
> "org.apache.isis.viewer.restfulobjects.viewer.resources.DomainResourceHelper.invokeAction(DomainResourceHelper.java:209)",
>           
> "org.apache.isis.viewer.restfulobjects.viewer.resources.DomainObjectResourceServerside.invokeAction(DomainObjectResourceServerside.java:732)",
>           "sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)",
>           
> "sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)",
>           
> "sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)",
>           "java.lang.reflect.Method.invoke(Method.java:498)",
>           
> "org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:151)",
>           
> "org.jboss.resteasy.core.MethodInjectorImpl.lambda$invoke$3(MethodInjectorImpl.java:122)",
>           
> "java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:602)",
>           
> "java.util.concurrent.CompletableFuture.uniApplyStage(CompletableFuture.java:614)",
>           
> "java.util.concurrent.CompletableFuture.thenApply(CompletableFuture.java:1983)",
>           
> "java.util.concurrent.CompletableFuture.thenApply(CompletableFuture.java:110)",
>           
> "org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:122)",
>           
> "org.jboss.resteasy.core.ResourceMethodInvoker.internalInvokeOnTarget(ResourceMethodInvoker.java:594)",
>           
> "org.jboss.resteasy.core.ResourceMethodInvoker.invokeOnTargetAfterFilter(ResourceMethodInvoker.java:468)",
>           
> "org.jboss.resteasy.core.ResourceMethodInvoker.lambda$invokeOnTarget$2(ResourceMethodInvoker.java:421)",
>           
> "org.jboss.resteasy.core.interception.jaxrs.PreMatchContainerRequestContext.filter(PreMatchContainerRequestContext.java:363)",
>           
> "org.jboss.resteasy.core.ResourceMethodInvoker.invokeOnTarget(ResourceMethodInvoker.java:423)",
>           
> "org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:391)",
>           
> "org.jboss.resteasy.core.ResourceMethodInvoker.lambda$invoke$1(ResourceMethodInvoker.java:365)",
>           
> "java.util.concurrent.CompletableFuture.uniComposeStage(CompletableFuture.java:981)",
>           
> "java.util.concurrent.CompletableFuture.thenCompose(CompletableFuture.java:2124)",
>           
> "java.util.concurrent.CompletableFuture.thenCompose(CompletableFuture.java:110)",
>           
> "org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:365)",
>           
> "org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:477)",
>           
> "org.jboss.resteasy.core.SynchronousDispatcher.lambda$invoke$4(SynchronousDispatcher.java:252)",
>           
> "org.jboss.resteasy.core.SynchronousDispatcher.lambda$preprocess$0(SynchronousDispatcher.java:153)",
>           
> "org.jboss.resteasy.core.interception.jaxrs.PreMatchContainerRequestContext.filter(PreMatchContainerRequestContext.java:363)",
>           
> "org.jboss.resteasy.core.SynchronousDispatcher.preprocess(SynchronousDispatcher.java:156)",
>           
> "org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:238)",
>           
> "org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:249)",
>           
> "org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:60)",
>           
> "org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:55)",
>           "javax.servlet.http.HttpServlet.service(HttpServlet.java:741)",
>           
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)",
>           
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>           
> "org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)",
>           
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>           
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>           
> "org.apache.isis.viewer.restfulobjects.viewer.webmodule.IsisTransactionFilterForRestfulObjects.lambda$doFilter$0(IsisTransactionFilterForRestfulObjects.java:48)",
>           
> "org.apache.isis.core.runtimeservices.xactn.TransactionServiceSpring$1.doInTransactionWithoutResult(TransactionServiceSpring.java:113)",
>           
> "org.springframework.transaction.support.TransactionCallbackWithoutResult.doInTransaction(TransactionCallbackWithoutResult.java:36)",
>           
> "org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)",
>           
> "org.apache.isis.core.runtimeservices.xactn.TransactionServiceSpring.executeWithinNewTransaction(TransactionServiceSpring.java:109)",
>           
> "org.apache.isis.core.runtimeservices.xactn.TransactionServiceSpring.executeWithinTransaction(TransactionServiceSpring.java:140)",
>           
> "org.apache.isis.viewer.restfulobjects.viewer.webmodule.IsisTransactionFilterForRestfulObjects.doFilter(IsisTransactionFilterForRestfulObjects.java:45)",
>           
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>           
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>           
> "org.apache.isis.viewer.restfulobjects.viewer.webmodule.IsisRestfulObjectsSessionFilter.doFilter(IsisRestfulObjectsSessionFilter.java:379)",
>           
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>           
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>           
> "org.apache.isis.core.webapp.diagnostics.IsisLogOnExceptionFilter.doFilter(IsisLogOnExceptionFilter.java:59)",
>           
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>           
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>           
> "org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)",
>           
> "org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)",
>           
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>           
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>           
> "org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)",
>           
> "org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)",
>           
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>           
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>           
> "org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)",
>           
> "org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)",
>           
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>           
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>           
> "org.ebaysf.web.cors.CORSFilter.handleSimpleCORS(CORSFilter.java:302)",
>           "org.ebaysf.web.cors.CORSFilter.doFilter(CORSFilter.java:164)",
>           
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>           
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>           
> "org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449)",
>           
> "org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)",
>           
> "org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)",
>           
> "org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)",
>           
> "org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:387)",
>           
> "org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)",
>           
> "org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)",
>           
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>           
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>           
> "org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)",
>           
> "org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)",
>           
> "org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:526)",
>           
> "org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)",
>           
> "org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)",
>           
> "org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)",
>           
> "org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)",
>           
> "org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:367)",
>           
> "org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)",
>           
> "org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:860)",
>           
> "org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1591)",
>           
> "org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)",
>           
> "java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)",
>           
> "java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)",
>           
> "org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)",
>           "java.lang.Thread.run(Thread.java:748)"
>         ],
>         "causedBy": {
>           "className": "com.sun.xml.bind.api.AccessorException",
>           "message": "java.lang.NullPointerException",
>           "element": [
>             
> "com.sun.xml.bind.v2.runtime.reflect.AdaptedAccessor.get(AdaptedAccessor.java:48)",
>             
> "com.sun.xml.bind.v2.runtime.reflect.TransducedAccessor$CompositeTransducedAccessorImpl.writeLeafElement(TransducedAccessor.java:218)",
>             
> "com.sun.xml.bind.v2.runtime.property.SingleElementLeafProperty.serializeBody(SingleElementLeafProperty.java:100)",
>             
> "com.sun.xml.bind.v2.runtime.ClassBeanInfoImpl.serializeBody(ClassBeanInfoImpl.java:330)",
>             
> "com.sun.xml.bind.v2.runtime.XMLSerializer.childAsSoleContent(XMLSerializer.java:563)",
>             
> "com.sun.xml.bind.v2.runtime.ClassBeanInfoImpl.serializeRoot(ClassBeanInfoImpl.java:311)",
>             
> "com.sun.xml.bind.v2.runtime.XMLSerializer.childAsRoot(XMLSerializer.java:464)",
>             
> "com.sun.xml.bind.v2.runtime.MarshallerImpl.write(MarshallerImpl.java:298)",
>             
> "com.sun.xml.bind.v2.runtime.MarshallerImpl.marshal(MarshallerImpl.java:226)",
>             
> "javax.xml.bind.helpers.AbstractMarshallerImpl.marshal(AbstractMarshallerImpl.java:116)",
>             
> "org.apache.isis.applib.services.jaxb.JaxbService$Simple.toXml(JaxbService.java:176)",
>             
> "org.apache.isis.applib.services.jaxb.JaxbService$Simple.toXml(JaxbService.java:157)",
>             
> "org.apache.isis.core.metamodel.facets.object.recreatable.RecreatableObjectFacetForXmlRootElementAnnotation.clone(RecreatableObjectFacetForXmlRootElementAnnotation.java:67)",
>             
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.cloneIfViewModelElse(ActionInvocationFacetForDomainEventAbstract.java:300)",
>             
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.cloneIfViewModelCloneable(ActionInvocationFacetForDomainEventAbstract.java:286)",
>             
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.access$500(ActionInvocationFacetForDomainEventAbstract.java:74)",
>             
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract$DomainEventMemberExecutor.execute(ActionInvocationFacetForDomainEventAbstract.java:461)",
>             
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract$DomainEventMemberExecutor.execute(ActionInvocationFacetForDomainEventAbstract.java:413)",
>             
> "org.apache.isis.applib.services.iactn.Interaction.executeInternal(Interaction.java:175)",
>             
> "org.apache.isis.applib.services.iactn.Interaction.execute(Interaction.java:141)",
>             
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.doInvoke(ActionInvocationFacetForDomainEventAbstract.java:204)",
>             
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.lambda$invoke$0(ActionInvocationFacetForDomainEventAbstract.java:125)",
>             
> "org.apache.isis.core.runtimeservices.xactn.TransactionServiceSpring.executeWithinTransaction(TransactionServiceSpring.java:149)",
>             
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.invoke(ActionInvocationFacetForDomainEventAbstract.java:124)",
>             
> "org.apache.isis.core.metamodel.specloader.specimpl.ObjectActionDefault.executeInternal(ObjectActionDefault.java:424)",
>             
> "org.apache.isis.core.metamodel.specloader.specimpl.ObjectActionDefault.execute(ObjectActionDefault.java:410)",
>             
> "org.apache.isis.viewer.restfulobjects.viewer.resources.DomainResourceHelper.invokeActionUsingAdapters(DomainResourceHelper.java:230)",
>             
> "org.apache.isis.viewer.restfulobjects.viewer.resources.DomainResourceHelper.invokeAction(DomainResourceHelper.java:209)",
>             
> "org.apache.isis.viewer.restfulobjects.viewer.resources.DomainObjectResourceServerside.invokeAction(DomainObjectResourceServerside.java:732)",
>             "sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)",
>             
> "sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)",
>             
> "sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)",
>             "java.lang.reflect.Method.invoke(Method.java:498)",
>             
> "org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:151)",
>             
> "org.jboss.resteasy.core.MethodInjectorImpl.lambda$invoke$3(MethodInjectorImpl.java:122)",
>             
> "java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:602)",
>             
> "java.util.concurrent.CompletableFuture.uniApplyStage(CompletableFuture.java:614)",
>             
> "java.util.concurrent.CompletableFuture.thenApply(CompletableFuture.java:1983)",
>             
> "java.util.concurrent.CompletableFuture.thenApply(CompletableFuture.java:110)",
>             
> "org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:122)",
>             
> "org.jboss.resteasy.core.ResourceMethodInvoker.internalInvokeOnTarget(ResourceMethodInvoker.java:594)",
>             
> "org.jboss.resteasy.core.ResourceMethodInvoker.invokeOnTargetAfterFilter(ResourceMethodInvoker.java:468)",
>             
> "org.jboss.resteasy.core.ResourceMethodInvoker.lambda$invokeOnTarget$2(ResourceMethodInvoker.java:421)",
>             
> "org.jboss.resteasy.core.interception.jaxrs.PreMatchContainerRequestContext.filter(PreMatchContainerRequestContext.java:363)",
>             
> "org.jboss.resteasy.core.ResourceMethodInvoker.invokeOnTarget(ResourceMethodInvoker.java:423)",
>             
> "org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:391)",
>             
> "org.jboss.resteasy.core.ResourceMethodInvoker.lambda$invoke$1(ResourceMethodInvoker.java:365)",
>             
> "java.util.concurrent.CompletableFuture.uniComposeStage(CompletableFuture.java:981)",
>             
> "java.util.concurrent.CompletableFuture.thenCompose(CompletableFuture.java:2124)",
>             
> "java.util.concurrent.CompletableFuture.thenCompose(CompletableFuture.java:110)",
>             
> "org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:365)",
>             
> "org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:477)",
>             
> "org.jboss.resteasy.core.SynchronousDispatcher.lambda$invoke$4(SynchronousDispatcher.java:252)",
>             
> "org.jboss.resteasy.core.SynchronousDispatcher.lambda$preprocess$0(SynchronousDispatcher.java:153)",
>             
> "org.jboss.resteasy.core.interception.jaxrs.PreMatchContainerRequestContext.filter(PreMatchContainerRequestContext.java:363)",
>             
> "org.jboss.resteasy.core.SynchronousDispatcher.preprocess(SynchronousDispatcher.java:156)",
>             
> "org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:238)",
>             
> "org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:249)",
>             
> "org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:60)",
>             
> "org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:55)",
>             "javax.servlet.http.HttpServlet.service(HttpServlet.java:741)",
>             
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)",
>             
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>             
> "org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)",
>             
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>             
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>             
> "org.apache.isis.viewer.restfulobjects.viewer.webmodule.IsisTransactionFilterForRestfulObjects.lambda$doFilter$0(IsisTransactionFilterForRestfulObjects.java:48)",
>             
> "org.apache.isis.core.runtimeservices.xactn.TransactionServiceSpring$1.doInTransactionWithoutResult(TransactionServiceSpring.java:113)",
>             
> "org.springframework.transaction.support.TransactionCallbackWithoutResult.doInTransaction(TransactionCallbackWithoutResult.java:36)",
>             
> "org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)",
>             
> "org.apache.isis.core.runtimeservices.xactn.TransactionServiceSpring.executeWithinNewTransaction(TransactionServiceSpring.java:109)",
>             
> "org.apache.isis.core.runtimeservices.xactn.TransactionServiceSpring.executeWithinTransaction(TransactionServiceSpring.java:140)",
>             
> "org.apache.isis.viewer.restfulobjects.viewer.webmodule.IsisTransactionFilterForRestfulObjects.doFilter(IsisTransactionFilterForRestfulObjects.java:45)",
>             
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>             
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>             
> "org.apache.isis.viewer.restfulobjects.viewer.webmodule.IsisRestfulObjectsSessionFilter.doFilter(IsisRestfulObjectsSessionFilter.java:379)",
>             
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>             
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>             
> "org.apache.isis.core.webapp.diagnostics.IsisLogOnExceptionFilter.doFilter(IsisLogOnExceptionFilter.java:59)",
>             
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>             
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>             
> "org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)",
>             
> "org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)",
>             
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>             
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>             
> "org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)",
>             
> "org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)",
>             
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>             
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>             
> "org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)",
>             
> "org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)",
>             
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>             
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>             
> "org.ebaysf.web.cors.CORSFilter.handleSimpleCORS(CORSFilter.java:302)",
>             "org.ebaysf.web.cors.CORSFilter.doFilter(CORSFilter.java:164)",
>             
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>             
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>             
> "org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449)",
>             
> "org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)",
>             
> "org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)",
>             
> "org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)",
>             
> "org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:387)",
>             
> "org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)",
>             
> "org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)",
>             
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>             
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>             
> "org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)",
>             
> "org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)",
>             
> "org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:526)",
>             
> "org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)",
>             
> "org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)",
>             
> "org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)",
>             
> "org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)",
>             
> "org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:367)",
>             
> "org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)",
>             
> "org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:860)",
>             
> "org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1591)",
>             
> "org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)",
>             
> "java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)",
>             
> "java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)",
>             
> "org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)",
>             "java.lang.Thread.run(Thread.java:748)"
>           ],
>           "causedBy": {
>             "className": "java.lang.NullPointerException",
>             "message": null,
>             "element": [
>               
> "demoapp.dom.types.blob.DemoBlobStore$BlobAdapter.put(DemoBlobStore.java:62)",
>               
> "demoapp.dom.types.blob.DemoBlobStore$BlobAdapter.marshal(DemoBlobStore.java:54)",
>               
> "demoapp.dom.types.blob.DemoBlobStore$BlobAdapter.marshal(DemoBlobStore.java:37)",
>               
> "com.sun.xml.bind.v2.runtime.reflect.AdaptedAccessor.get(AdaptedAccessor.java:46)",
>               
> "com.sun.xml.bind.v2.runtime.reflect.TransducedAccessor$CompositeTransducedAccessorImpl.writeLeafElement(TransducedAccessor.java:218)",
>               
> "com.sun.xml.bind.v2.runtime.property.SingleElementLeafProperty.serializeBody(SingleElementLeafProperty.java:100)",
>               
> "com.sun.xml.bind.v2.runtime.ClassBeanInfoImpl.serializeBody(ClassBeanInfoImpl.java:330)",
>               
> "com.sun.xml.bind.v2.runtime.XMLSerializer.childAsSoleContent(XMLSerializer.java:563)",
>               
> "com.sun.xml.bind.v2.runtime.ClassBeanInfoImpl.serializeRoot(ClassBeanInfoImpl.java:311)",
>               
> "com.sun.xml.bind.v2.runtime.XMLSerializer.childAsRoot(XMLSerializer.java:464)",
>               
> "com.sun.xml.bind.v2.runtime.MarshallerImpl.write(MarshallerImpl.java:298)",
>               
> "com.sun.xml.bind.v2.runtime.MarshallerImpl.marshal(MarshallerImpl.java:226)",
>               
> "javax.xml.bind.helpers.AbstractMarshallerImpl.marshal(AbstractMarshallerImpl.java:116)",
>               
> "org.apache.isis.applib.services.jaxb.JaxbService$Simple.toXml(JaxbService.java:176)",
>               
> "org.apache.isis.applib.services.jaxb.JaxbService$Simple.toXml(JaxbService.java:157)",
>               
> "org.apache.isis.core.metamodel.facets.object.recreatable.RecreatableObjectFacetForXmlRootElementAnnotation.clone(RecreatableObjectFacetForXmlRootElementAnnotation.java:67)",
>               
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.cloneIfViewModelElse(ActionInvocationFacetForDomainEventAbstract.java:300)",
>               
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.cloneIfViewModelCloneable(ActionInvocationFacetForDomainEventAbstract.java:286)",
>               
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.access$500(ActionInvocationFacetForDomainEventAbstract.java:74)",
>               
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract$DomainEventMemberExecutor.execute(ActionInvocationFacetForDomainEventAbstract.java:461)",
>               
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract$DomainEventMemberExecutor.execute(ActionInvocationFacetForDomainEventAbstract.java:413)",
>               
> "org.apache.isis.applib.services.iactn.Interaction.executeInternal(Interaction.java:175)",
>               
> "org.apache.isis.applib.services.iactn.Interaction.execute(Interaction.java:141)",
>               
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.doInvoke(ActionInvocationFacetForDomainEventAbstract.java:204)",
>               
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.lambda$invoke$0(ActionInvocationFacetForDomainEventAbstract.java:125)",
>               
> "org.apache.isis.core.runtimeservices.xactn.TransactionServiceSpring.executeWithinTransaction(TransactionServiceSpring.java:149)",
>               
> "org.apache.isis.core.metamodel.facets.actions.action.invocation.ActionInvocationFacetForDomainEventAbstract.invoke(ActionInvocationFacetForDomainEventAbstract.java:124)",
>               
> "org.apache.isis.core.metamodel.specloader.specimpl.ObjectActionDefault.executeInternal(ObjectActionDefault.java:424)",
>               
> "org.apache.isis.core.metamodel.specloader.specimpl.ObjectActionDefault.execute(ObjectActionDefault.java:410)",
>               
> "org.apache.isis.viewer.restfulobjects.viewer.resources.DomainResourceHelper.invokeActionUsingAdapters(DomainResourceHelper.java:230)",
>               
> "org.apache.isis.viewer.restfulobjects.viewer.resources.DomainResourceHelper.invokeAction(DomainResourceHelper.java:209)",
>               
> "org.apache.isis.viewer.restfulobjects.viewer.resources.DomainObjectResourceServerside.invokeAction(DomainObjectResourceServerside.java:732)",
>               "sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)",
>               
> "sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)",
>               
> "sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)",
>               "java.lang.reflect.Method.invoke(Method.java:498)",
>               
> "org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:151)",
>               
> "org.jboss.resteasy.core.MethodInjectorImpl.lambda$invoke$3(MethodInjectorImpl.java:122)",
>               
> "java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:602)",
>               
> "java.util.concurrent.CompletableFuture.uniApplyStage(CompletableFuture.java:614)",
>               
> "java.util.concurrent.CompletableFuture.thenApply(CompletableFuture.java:1983)",
>               
> "java.util.concurrent.CompletableFuture.thenApply(CompletableFuture.java:110)",
>               
> "org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:122)",
>               
> "org.jboss.resteasy.core.ResourceMethodInvoker.internalInvokeOnTarget(ResourceMethodInvoker.java:594)",
>               
> "org.jboss.resteasy.core.ResourceMethodInvoker.invokeOnTargetAfterFilter(ResourceMethodInvoker.java:468)",
>               
> "org.jboss.resteasy.core.ResourceMethodInvoker.lambda$invokeOnTarget$2(ResourceMethodInvoker.java:421)",
>               
> "org.jboss.resteasy.core.interception.jaxrs.PreMatchContainerRequestContext.filter(PreMatchContainerRequestContext.java:363)",
>               
> "org.jboss.resteasy.core.ResourceMethodInvoker.invokeOnTarget(ResourceMethodInvoker.java:423)",
>               
> "org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:391)",
>               
> "org.jboss.resteasy.core.ResourceMethodInvoker.lambda$invoke$1(ResourceMethodInvoker.java:365)",
>               
> "java.util.concurrent.CompletableFuture.uniComposeStage(CompletableFuture.java:981)",
>               
> "java.util.concurrent.CompletableFuture.thenCompose(CompletableFuture.java:2124)",
>               
> "java.util.concurrent.CompletableFuture.thenCompose(CompletableFuture.java:110)",
>               
> "org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:365)",
>               
> "org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:477)",
>               
> "org.jboss.resteasy.core.SynchronousDispatcher.lambda$invoke$4(SynchronousDispatcher.java:252)",
>               
> "org.jboss.resteasy.core.SynchronousDispatcher.lambda$preprocess$0(SynchronousDispatcher.java:153)",
>               
> "org.jboss.resteasy.core.interception.jaxrs.PreMatchContainerRequestContext.filter(PreMatchContainerRequestContext.java:363)",
>               
> "org.jboss.resteasy.core.SynchronousDispatcher.preprocess(SynchronousDispatcher.java:156)",
>               
> "org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:238)",
>               
> "org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:249)",
>               
> "org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:60)",
>               
> "org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:55)",
>               "javax.servlet.http.HttpServlet.service(HttpServlet.java:741)",
>               
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)",
>               
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>               
> "org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)",
>               
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>               
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>               
> "org.apache.isis.viewer.restfulobjects.viewer.webmodule.IsisTransactionFilterForRestfulObjects.lambda$doFilter$0(IsisTransactionFilterForRestfulObjects.java:48)",
>               
> "org.apache.isis.core.runtimeservices.xactn.TransactionServiceSpring$1.doInTransactionWithoutResult(TransactionServiceSpring.java:113)",
>               
> "org.springframework.transaction.support.TransactionCallbackWithoutResult.doInTransaction(TransactionCallbackWithoutResult.java:36)",
>               
> "org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:140)",
>               
> "org.apache.isis.core.runtimeservices.xactn.TransactionServiceSpring.executeWithinNewTransaction(TransactionServiceSpring.java:109)",
>               
> "org.apache.isis.core.runtimeservices.xactn.TransactionServiceSpring.executeWithinTransaction(TransactionServiceSpring.java:140)",
>               
> "org.apache.isis.viewer.restfulobjects.viewer.webmodule.IsisTransactionFilterForRestfulObjects.doFilter(IsisTransactionFilterForRestfulObjects.java:45)",
>               
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>               
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>               
> "org.apache.isis.viewer.restfulobjects.viewer.webmodule.IsisRestfulObjectsSessionFilter.doFilter(IsisRestfulObjectsSessionFilter.java:379)",
>               
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>               
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>               
> "org.apache.isis.core.webapp.diagnostics.IsisLogOnExceptionFilter.doFilter(IsisLogOnExceptionFilter.java:59)",
>               
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>               
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>               
> "org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)",
>               
> "org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)",
>               
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>               
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>               
> "org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)",
>               
> "org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)",
>               
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>               
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>               
> "org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)",
>               
> "org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)",
>               
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>               
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>               
> "org.ebaysf.web.cors.CORSFilter.handleSimpleCORS(CORSFilter.java:302)",
>               "org.ebaysf.web.cors.CORSFilter.doFilter(CORSFilter.java:164)",
>               
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>               
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>               
> "org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449)",
>               
> "org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)",
>               
> "org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)",
>               
> "org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)",
>               
> "org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:387)",
>               
> "org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)",
>               
> "org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)",
>               
> "org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)",
>               
> "org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)",
>               
> "org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)",
>               
> "org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)",
>               
> "org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:526)",
>               
> "org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)",
>               
> "org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)",
>               
> "org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)",
>               
> "org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)",
>               
> "org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:367)",
>               
> "org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)",
>               
> "org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:860)",
>               
> "org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1591)",
>               
> "org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)",
>               
> "java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)",
>               
> "java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)",
>               
> "org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)",
>               "java.lang.Thread.run(Thread.java:748)"
>             ],
>             "causedBy": null
>           }
>         }
>       }
>     }
>   }
> } {code}



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