- java.util.ConcurrentModificationException - - java.util.AbstractList$Itr#checkForComodification(AbstractList.java:372) - java.util.AbstractList$Itr#next(AbstractList.java:343) - java.util.Collections$UnmodifiableCollection$1#next(Collections.java:1008) - org.apache.isis.objectstore.jdo.datanucleus.DataNucleusObjectStore#executeCommands(DataNucleusObjectStore.java:360) - org.apache.isis.objectstore.jdo.datanucleus.DataNucleusObjectStore#execute(DataNucleusObjectStore.java:355) - org.apache.isis.core.runtime.system.transaction.IsisTransaction#doFlush(IsisTransaction.java:365) - org.apache.isis.core.runtime.system.transaction.IsisTransaction#flush(IsisTransaction.java:331) - org.apache.isis.core.runtime.system.transaction.IsisTransactionManager#flushTransaction(IsisTransactionManager.java:298) - org.apache.isis.viewer.wicket.ui.components.actions.ActionPanel#executeActionOnTargetAndProcessResults(ActionPanel.java:181) - org.apache.isis.viewer.wicket.ui.components.actions.ActionPanel#executeActionAndProcessResults(ActionPanel.java:137) - org.apache.isis.viewer.wicket.ui.components.actions.ActionParametersFormPanel$ActionParameterForm$1#onSubmit(ActionParametersFormPanel.java:126) - org.apache.wicket.markup.html.form.Form#delegateSubmit(Form.java:1253) - org.apache.wicket.markup.html.form.Form#process(Form.java:925) - org.apache.wicket.markup.html.form.Form#onFormSubmitted(Form.java:771) - org.apache.wicket.markup.html.form.Form#onFormSubmitted(Form.java:704) - sun.reflect.NativeMethodAccessorImpl#invoke0(NativeMethodAccessorImpl.java:-2) - sun.reflect.NativeMethodAccessorImpl#invoke(NativeMethodAccessorImpl.java:39) - sun.reflect.DelegatingMethodAccessorImpl#invoke(DelegatingMethodAccessorImpl.java:25) - java.lang.reflect.Method#invoke(Method.java:597) - org.apache.wicket.RequestListenerInterface#internalInvoke(RequestListenerInterface.java:258) - org.apache.wicket.RequestListenerInterface#invoke(RequestListenerInterface.java:216) - org.apache.wicket.core.request.handler.ListenerInterfaceRequestHandler#invokeListener(ListenerInterfaceRequestHandler.java:240) - org.apache.wicket.core.request.handler.ListenerInterfaceRequestHandler#respond(ListenerInterfaceRequestHandler.java:226) - org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor#respond(RequestCycle.java:861) - org.apache.wicket.request.RequestHandlerStack#execute(RequestHandlerStack.java:64) - org.apache.wicket.request.cycle.RequestCycle#execute(RequestCycle.java:261) - org.apache.wicket.request.cycle.RequestCycle#processRequest(RequestCycle.java:218) - org.apache.wicket.request.cycle.RequestCycle#processRequestAndDetach(RequestCycle.java:289) - org.apache.wicket.protocol.http.WicketFilter#processRequestCycle(WicketFilter.java:259) - org.apache.wicket.protocol.http.WicketFilter#processRequest(WicketFilter.java:201) - org.apache.wicket.protocol.http.WicketFilter#doFilter(WicketFilter.java:282) - org.eclipse.jetty.servlet.ServletHandler$CachedChain#doFilter(ServletHandler.java:1326) - org.apache.shiro.web.servlet.AbstractShiroFilter#executeChain(AbstractShiroFilter.java:449) - org.apache.shiro.web.servlet.AbstractShiroFilter$1#call(AbstractShiroFilter.java:365) - org.apache.shiro.subject.support.SubjectCallable#doCall(SubjectCallable.java:90) - org.apache.shiro.subject.support.SubjectCallable#call(SubjectCallable.java:83) - org.apache.shiro.subject.support.DelegatingSubject#execute(DelegatingSubject.java:383) - org.apache.shiro.web.servlet.AbstractShiroFilter#doFilterInternal(AbstractShiroFilter.java:362) - org.apache.shiro.web.servlet.OncePerRequestFilter#doFilter(OncePerRequestFilter.java:125) - org.eclipse.jetty.servlet.ServletHandler$CachedChain#doFilter(ServletHandler.java:1326) - org.eclipse.jetty.servlet.ServletHandler#doHandle(ServletHandler.java:479) - org.eclipse.jetty.server.handler.ScopedHandler#handle(ScopedHandler.java:119) - org.eclipse.jetty.security.SecurityHandler#handle(SecurityHandler.java:520) - org.eclipse.jetty.server.session.SessionHandler#doHandle(SessionHandler.java:227) - org.eclipse.jetty.server.handler.ContextHandler#doHandle(ContextHandler.java:940) - org.eclipse.jetty.servlet.ServletHandler#doScope(ServletHandler.java:409) - org.eclipse.jetty.server.session.SessionHandler#doScope(SessionHandler.java:186) - org.eclipse.jetty.server.handler.ContextHandler#doScope(ContextHandler.java:874) - org.eclipse.jetty.server.handler.ScopedHandler#handle(ScopedHandler.java:117) - org.eclipse.jetty.server.handler.ContextHandlerCollection#handle(ContextHandlerCollection.java:250) - org.eclipse.jetty.server.handler.HandlerCollection#handle(HandlerCollection.java:149) - org.eclipse.jetty.server.handler.HandlerWrapper#handle(HandlerWrapper.java:110) - org.eclipse.jetty.server.Server#handle(Server.java:349) - org.eclipse.jetty.server.HttpConnection#handleRequest(HttpConnection.java:441) - org.eclipse.jetty.server.HttpConnection$RequestHandler#content(HttpConnection.java:921) - org.eclipse.jetty.http.HttpParser#parseNext(HttpParser.java:784) - org.eclipse.jetty.http.HttpParser#parseAvailable(HttpParser.java:223) - org.eclipse.jetty.server.AsyncHttpConnection#handle(AsyncHttpConnection.java:46) - org.eclipse.jetty.io.nio.SelectChannelEndPoint#handle(SelectChannelEndPoint.java:545) - org.eclipse.jetty.io.nio.SelectChannelEndPoint$1#run(SelectChannelEndPoint.java:43) - org.eclipse.jetty.util.thread.QueuedThreadPool#runJob(QueuedThreadPool.java:598) - org.eclipse.jetty.util.thread.QueuedThreadPool$3#run(QueuedThreadPool.java:533) - java.lang.Thread#run(Thread.java:680)
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