Renaming an image as editor in the imagegallery fails

Mar 16 16:27:49 myhost javax.jcr.AccessDeniedException: /content/gallery/images/onderwerpen-dossiers-208x208/economie-en-ondernemen/breedband.jpg/hippo:translation/hippo:message: not allowed to modify item
Mar 16 16:27:49 myhost at org.apache.jackrabbit.core.ItemImpl.validateTransientItems(ItemImpl.java:404)
Mar 16 16:27:49 myhost at org.apache.jackrabbit.core.ItemImpl.save(ItemImpl.java:1058)
Mar 16 16:27:49 myhost at org.apache.jackrabbit.core.SessionImpl.save(SessionImpl.java:858)
Mar 16 16:27:49 myhost at org.hippoecm.repository.decorating.SessionDecorator.save(SessionDecorator.java:202)
Mar 16 16:27:49 myhost at org.hippoecm.repository.impl.SessionDecorator.save(SessionDecorator.java:177)
Mar 16 16:27:49 myhost at org.hippoecm.repository.decorating.checked.SessionDecorator.save(SessionDecorator.java:227)
Mar 16 16:27:49 myhost at org.hippoecm.addon.workflow.CompatibilityWorkflowPlugin$WorkflowAction.execute(CompatibilityWorkflowPlugin.java:153)
Mar 16 16:27:49 myhost at org.hippoecm.addon.workflow.CompatibilityWorkflowPlugin$WorkflowAction.execute(CompatibilityWorkflowPlugin.java:142)
Mar 16 16:27:49 myhost at org.hippoecm.addon.workflow.CompatibilityWorkflowPlugin$WorkflowAction.invoke(CompatibilityWorkflowPlugin.java:132)
Mar 16 16:27:49 myhost at org.hippoecm.addon.workflow.StdWorkflow$1$1.onClick(StdWorkflow.java:58)
Mar 16 16:27:49 myhost at org.hippoecm.addon.workflow.MenuLink.onClick(MenuLink.java:50)
Mar 16 16:27:49 myhost at org.apache.wicket.ajax.markup.html.AjaxLink$1.onEvent(AjaxLink.java:68)
Mar 16 16:27:49 myhost at org.apache.wicket.ajax.AjaxEventBehavior.respond(AjaxEventBehavior.java:177)
Mar 16 16:27:49 myhost at org.apache.wicket.ajax.AbstractDefaultAjaxBehavior.onRequest(AbstractDefaultAjaxBehavior.java:299)
Mar 16 16:27:49 myhost at org.apache.wicket.request.target.component.listener.BehaviorRequestTarget.processEvents(BehaviorRequestTarget.java:119)
Mar 16 16:27:49 myhost at org.apache.wicket.request.AbstractRequestCycleProcessor.processEvents(AbstractRequestCycleProcessor.java:92)
Mar 16 16:27:49 myhost at org.hippoecm.frontend.PluginRequestCycleProcessor.processEvents(PluginRequestCycleProcessor.java:34)
Mar 16 16:27:49 myhost at org.apache.wicket.RequestCycle.processEventsAndRespond(RequestCycle.java:1250)
Mar 16 16:27:49 myhost at org.apache.wicket.RequestCycle.step(RequestCycle.java:1329)
Mar 16 16:27:49 myhost at org.apache.wicket.RequestCycle.steps(RequestCycle.java:1428)
Mar 16 16:27:49 myhost at org.apache.wicket.RequestCycle.request(RequestCycle.java:545)
Mar 16 16:27:49 myhost at org.apache.wicket.protocol.http.WicketFilter.doGet(WicketFilter.java:468)
Mar 16 16:27:49 myhost at org.apache.wicket.protocol.http.WicketServlet.doGet(WicketServlet.java:138)
Mar 16 16:27:49 myhost at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
Mar 16 16:27:49 myhost at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
Mar 16 16:27:49 myhost at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
Mar 16 16:27:49 myhost at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
Mar 16 16:27:49 myhost at org.hippoecm.frontend.plugins.login.ConcurrentLoginFilter.doFilter(ConcurrentLoginFilter.java:54)
Mar 16 16:27:49 myhost at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
Mar 16 16:27:49 myhost at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
Mar 16 16:27:49 myhost at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
Mar 16 16:27:49 myhost at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
Mar 16 16:27:49 myhost at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
Mar 16 16:27:49 myhost at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
Mar 16 16:27:49 myhost at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
Mar 16 16:27:49 myhost at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
Mar 16 16:27:49 myhost at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:190)
Mar 16 16:27:49 myhost at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:291)
Mar 16 16:27:49 myhost at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:769)
Mar 16 16:27:49 myhost at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:698)
Mar 16 16:27:49 myhost at org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:891)
Mar 16 16:27:49 myhost at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:690)f