Fatal internal error handling request: 
Target exception of class java.lang.IllegalArgumentException
Successive lines until stack trace show causes progressing to exception site:
Error setting dependency viewRender of bean RSFRenderHandler
--> Error setting dependency viewTemplate of bean viewRender
--> No template found for view ${setTimezoneUrl}: tried paths (expected) /templates/sakai-${setTimezoneUrl}.html, /templates/${setTimezoneUrl}.html, classpath:uk/org/ponder/rsf/builtin/templates/sakai-${setTimezoneUrl}.html, classpath:uk/org/ponder/rsf/builtin/templates/${setTimezoneUrl}.html, /content/templates/old-date.html, /content/templates/yahoo-date.html, /content/templates/plainTextEditor.html, /content/templates/plainSelect.html, /content/templates/double-list-select.html, /content/templates/dynamic-list-input.html, /content/templates/TableWidgets.html, /templates/sakai-FCKEditor.html,  from all TemplateResolverStrategy which were marked as a root resolver (rootPriority > 0) 
java.lang.IllegalArgumentException
	at uk.org.ponder.rsf.templateresolver.support.BasicTemplateResolver.locateTemplate(BasicTemplateResolver.java:157)
	at uk.org.ponder.rsf.templateresolver.support.TemplateLoaderBean.getObject(TemplateLoaderBean.java:32)
	at uk.org.ponder.rsac.support.RSACBeanLocatorImpl.createBean(RSACBeanLocatorImpl.java:576)
	at uk.org.ponder.rsac.support.RSACBeanLocatorImpl.getLocalBean(RSACBeanLocatorImpl.java:348)
	at uk.org.ponder.rsac.support.RSACBeanLocatorImpl.getBean(RSACBeanLocatorImpl.java:379)
	at uk.org.ponder.rsac.support.RSACBeanLocatorImpl.fetchDependent(RSACBeanLocatorImpl.java:653)
	at uk.org.ponder.rsac.support.RSACBeanLocatorImpl.resolveDependent(RSACBeanLocatorImpl.java:605)
	at uk.org.ponder.rsac.support.RSACBeanLocatorImpl.createBean(RSACBeanLocatorImpl.java:529)
	at uk.org.ponder.rsac.support.RSACBeanLocatorImpl.getLocalBean(RSACBeanLocatorImpl.java:348)
	at uk.org.ponder.rsac.support.RSACBeanLocatorImpl.getBean(RSACBeanLocatorImpl.java:379)
	at uk.org.ponder.rsac.support.RSACBeanLocatorImpl.fetchDependent(RSACBeanLocatorImpl.java:653)
	at uk.org.ponder.rsac.support.RSACBeanLocatorImpl.resolveDependent(RSACBeanLocatorImpl.java:605)
	at uk.org.ponder.rsac.support.RSACBeanLocatorImpl.createBean(RSACBeanLocatorImpl.java:529)
	at uk.org.ponder.rsac.support.RSACBeanLocatorImpl.getLocalBean(RSACBeanLocatorImpl.java:348)
	at uk.org.ponder.rsac.support.RSACBeanLocatorImpl.getBean(RSACBeanLocatorImpl.java:379)
	at uk.org.ponder.rsac.support.RSACLazyTargetSource.getTarget(RSACLazyTargetSource.java:52)
	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:676)
	at uk.org.ponder.rsf.processor.support.RSFRenderHandler$$EnhancerBySpringCGLIB$$39423288.handle(<generated>)
	at uk.org.ponder.rsf.processor.support.RenderHandlerBracketer.handle(RenderHandlerBracketer.java:82)
	at uk.org.ponder.rsf.processor.support.RenderHandlerBracketer$$FastClassBySpringCGLIB$$3055fa0f.invoke(<generated>)
	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)
	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:689)
	at uk.org.ponder.rsf.processor.support.RenderHandlerBracketer$$EnhancerBySpringCGLIB$$fc1ae53e.handle(<generated>)
	at uk.org.ponder.rsf.processor.support.RootHandlerBeanBase.handleGet(RootHandlerBeanBase.java:97)
	at uk.org.ponder.rsf.processor.support.RootHandlerBeanBase.handle(RootHandlerBeanBase.java:79)
	at org.sakaiproject.lessonbuildertool.util.RootHandlerBeanOverride.handle(RootHandlerBeanOverride.java:43)
	at jdk.internal.reflect.GeneratedMethodAccessor977.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:566)
	at uk.org.ponder.reflect.JDKReflectiveCache.invokeMethod(JDKReflectiveCache.java:34)
	at uk.org.ponder.reflect.JDKReflectiveCache.invokeMethod(JDKReflectiveCache.java:22)
	at uk.org.ponder.reflect.JDKReflectiveCache.invokeMethod(JDKReflectiveCache.java:92)
	at uk.org.ponder.rsac.support.RSACBeanLocatorImpl.createBean(RSACBeanLocatorImpl.java:553)
	at uk.org.ponder.rsac.support.RSACBeanLocatorImpl.access$000(RSACBeanLocatorImpl.java:75)
	at uk.org.ponder.rsac.support.RSACBeanLocatorImpl$1.run(RSACBeanLocatorImpl.java:449)
	at uk.org.ponder.rsac.RSACErrorBridge.invokeRunnable(RSACErrorBridge.java:38)
	at uk.org.ponder.rsac.support.RSACBeanLocatorImpl.createBean(RSACBeanLocatorImpl.java:447)
	at uk.org.ponder.rsac.support.RSACBeanLocatorImpl.getLocalBean(RSACBeanLocatorImpl.java:348)
	at uk.org.ponder.rsac.support.RSACBeanLocatorImpl.getBean(RSACBeanLocatorImpl.java:379)
	at uk.org.ponder.rsac.support.PerRequestInfo$1.locateBean(PerRequestInfo.java:49)
	at org.sakaiproject.rsf.servlet.ReasonableSakaiServlet.service(ReasonableSakaiServlet.java:89)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:779)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:227)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
	at org.sakaiproject.util.RequestFilter.doFilter(RequestFilter.java:447)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
	at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:711)
	at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:459)
	at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:353)
	at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:313)
	at org.sakaiproject.tool.impl.ActiveToolComponent$MyActiveTool.forward(ActiveToolComponent.java:508)
	at org.sakaiproject.portal.charon.SkinnableCharonPortal.forwardTool(SkinnableCharonPortal.java:1515)
	at org.sakaiproject.portal.charon.handlers.SiteHandler.doToolBuffer(SiteHandler.java:1231)
	at org.sakaiproject.portal.charon.handlers.SiteHandler.bufferContent(SiteHandler.java:1065)
	at org.sakaiproject.portal.charon.handlers.SiteHandler.doSite(SiteHandler.java:503)
	at org.sakaiproject.portal.charon.handlers.SiteHandler.doGet(SiteHandler.java:279)
	at org.sakaiproject.portal.charon.handlers.SiteHandler.doGet(SiteHandler.java:167)
	at org.sakaiproject.portal.charon.SkinnableCharonPortal.doGet(SkinnableCharonPortal.java:864)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:670)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:779)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:227)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
	at org.sakaiproject.util.RequestFilter.doFilter(RequestFilter.java:496)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:177)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:541)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:135)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:687)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:360)
	at org.apache.coyote.ajp.AjpProcessor.service(AjpProcessor.java:433)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:891)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1784)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191)
	at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Thread.java:834)