topic scheduler did not work in Alfresco Archive https://connect.hyland.com/t5/alfresco-archive/scheduler-did-not-work/m-p/286081#M239211 <HTML><HEAD></HEAD><BODY><SPAN>I created a scheduler as in the example on the Alfresco wiki page (</SPAN><A href="http://wiki.alfresco.com/wiki/Scheduled_Actions" rel="nofollow noopener noreferrer">http://wiki.alfresco.com/wiki/Scheduled_Actions</A><SPAN>) but it does not work. In final form it should delete documents older than 30 days and this cron and lucene query is only for test (it remove in every second all documents from folder test). I create it in simple amp module and I install it as in tutorial (</SPAN><A href="http://docs.alfresco.com/4.1/index.jsp?topic=/com.alfresco.enterprise.doc/tasks/amp-install.html" rel="nofollow noopener noreferrer">http://docs.alfresco.com/4.1/index.jsp?topic=/com.alfresco.enterprise.doc/tasks/amp-install.html</A><SPAN>). My beans:</SPAN><BR /><BR /><PRE class="language-none line-numbers"><CODE><BR />&lt;bean id="templateActionModelFactory" class="org.alfresco.repo.action.scheduled.FreeMarkerWithLuceneExtensionsModelFactory"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;property name="serviceRegistry"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;ref bean="ServiceRegistry" /&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR /><BR />&nbsp;&nbsp;&nbsp; &lt;/bean&gt;<BR /><BR />&lt;!– Action –&gt;<BR />&lt;bean id="deleteNodesActionBean"<BR />&nbsp;&nbsp;&nbsp; class="pl.consdata.eximee.spike.deletescheduler.DeleteNodeActionExecuter"<BR />&nbsp;&nbsp;&nbsp; parent="action-executer"&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="nodeService"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;ref bean="nodeService" /&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="transactionService"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;ref bean="TransactionService" /&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&lt;/bean&gt;<BR /><BR />&lt;!– Action Definition –&gt;<BR />&lt;bean id="deletefilesActionDefinition"<BR />&nbsp;&nbsp;&nbsp; class="org.alfresco.repo.action.scheduled.SimpleTemplateActionDefinition"&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="actionName"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;value&gt;deleteNodesActionBean&lt;/value&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;!– Required services and the FreeMarker template model –&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="templateActionModelFactory"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;ref bean="templateActionModelFactory" /&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="dictionaryService"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;ref bean="DictionaryService" /&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="actionService"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;ref bean="ActionService" /&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="templateService"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;ref bean="TemplateService" /&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&lt;/bean&gt;<BR /><BR />&lt;!– Scheduler –&gt;<BR />&lt;bean id="addClassifiableAspectEveryTenMinutes"<BR />&nbsp;&nbsp;&nbsp; class="org.alfresco.repo.action.scheduled.CronScheduledQueryBasedTemplateActionDefinition"&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="transactionMode"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;value&gt;ISOLATED_TRANSACTIONS&lt;/value&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="compensatingActionMode"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;value&gt;IGNORE&lt;/value&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="searchService"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;ref bean="SearchService" /&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="templateService"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;ref bean="TemplateService" /&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="queryLanguage"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;value&gt;lucene&lt;/value&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="stores"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;list&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;value&gt;workspace://SpacesStore&lt;/value&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;/list&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;!– QUERY –&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="queryTemplate"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;value&gt;PATH:"/app:company_home/cm:test/*"&lt;/value&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="cronExpression"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;value&gt;0/1 * * * * ?&lt;/value&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="jobName"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;value&gt;jobA&lt;/value&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="jobGroup"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;value&gt;jobGroup&lt;/value&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="triggerName"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;value&gt;triggerA&lt;/value&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="triggerGroup"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;value&gt;triggerGroup&lt;/value&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;!– Inject the scheduler - the trigger will be registered with this scheduler –&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="scheduler"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;ref bean="schedulerFactory" /&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="actionService"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;ref bean="ActionService" /&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="templateActionModelFactory"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;ref bean="templateActionModelFactory" /&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="templateActionDefinition"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;ref bean="deletefilesActionDefinition" /&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="transactionService"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;ref bean="TransactionService" /&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;property name="runAsUser"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;value&gt;System&lt;/value&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/property&gt;<BR />&lt;/bean&gt;<BR /><SPAN class="line-numbers-rows"><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN></SPAN></CODE></PRE><BR /><BR /><BR /><SPAN>And my action code:</SPAN><BR /><BR /><PRE class="language-java line-numbers"><CODE><BR /><BR />public class DeleteNodeActionExecuter extends ActionExecuterAbstractBase {<BR /><BR />public static final String NAME = "deleteNodesActionBean";<BR /><BR />private static final Logger LOGGER = LoggerFactory<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; .getLogger(DeleteNodeActionExecuter.class);<BR /><BR />private NodeService nodeService;<BR /><BR />private TransactionService transactionService;<BR /><BR />public void setNodeService(final NodeService nodeService) {<BR />&nbsp;&nbsp;&nbsp; this.nodeService = nodeService;<BR />}<BR /><BR />public void setTransactionService(TransactionService transactionService) {<BR />&nbsp;&nbsp;&nbsp; this.transactionService = transactionService;<BR />}<BR /><BR />@Override<BR />protected void executeImpl(Action action, final NodeRef actionedUponNodeRef) {<BR />&nbsp;&nbsp;&nbsp; if (!nodeService.exists(actionedUponNodeRef)) {<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; LOGGER.warn("&lt; node does not exist!", action, actionedUponNodeRef);<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; return;<BR />&nbsp;&nbsp;&nbsp; }<BR />&nbsp;&nbsp;&nbsp; transactionService.getRetryingTransactionHelper().doInTransaction(<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; new RetryingTransactionCallback&lt;Void&gt;() {<BR /><BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; public Void execute() throws Throwable {<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; if (!nodeService.exists(actionedUponNodeRef)) {<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; // Node has gone away, skip<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; LOGGER.debug("Node has gone away, skip: "+ actionedUponNodeRef.getId());<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; return null;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; LOGGER.debug("deleting node: "<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; + actionedUponNodeRef.getId());<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; nodeService.deleteNode(actionedUponNodeRef);<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; LOGGER.debug("node deleted");<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; return null;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; });<BR /><BR />}<BR /><BR />@Override<BR />protected void addParameterDefinitions(List&lt;ParameterDefinition&gt; paramList) {<BR /><BR />}<BR /><BR /><SPAN class="line-numbers-rows"><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN></SPAN></CODE></PRE><BR /><BR /><SPAN>Link to my questions on: </SPAN><A href="http://stackoverflow.com/questions/20835031/alfresco-scheduler-did-not-work" rel="nofollow noopener noreferrer">http://stackoverflow.com/questions/20835031/alfresco-scheduler-did-not-work</A></BODY></HTML> Mon, 30 Dec 2013 07:28:43 GMT patdab90 2013-12-30T07:28:43Z scheduler did not work https://connect.hyland.com/t5/alfresco-archive/scheduler-did-not-work/m-p/286081#M239211 I created a scheduler as in the example on the Alfresco wiki page (http://wiki.alfresco.com/wiki/Scheduled_Actions) but it does not work. In final form it should delete documents older than 30 days and this cron and lucene query is only for test (it remove in every second all documents from folder t Mon, 30 Dec 2013 07:28:43 GMT https://connect.hyland.com/t5/alfresco-archive/scheduler-did-not-work/m-p/286081#M239211 patdab90 2013-12-30T07:28:43Z Re: scheduler did not work https://connect.hyland.com/t5/alfresco-archive/scheduler-did-not-work/m-p/286082#M239212 <HTML><HEAD></HEAD><BODY><SPAN>You should get an error in your catalina.out (or alfresco.log) if it errors. Are you sure it is running?</SPAN></BODY></HTML> Mon, 30 Dec 2013 12:11:55 GMT https://connect.hyland.com/t5/alfresco-archive/scheduler-did-not-work/m-p/286082#M239212 rjohnson 2013-12-30T12:11:55Z