Turning on Resource Coalescing in ICEmobile JSF Showcase results in the following exception:

java.lang.NullPointerException
        at org.icefaces.impl.application.CoalescingResourceHandler.createResource(CoalescingResourceHandler.java:56)
        at org.icefaces.impl.application.CoalescingResourceHandler.createResource(CoalescingResourceHandler.java:75)
        at javax.faces.application.ResourceHandlerWrapper.createResource(ResourceHandlerWrapper.java:96)
        at javax.faces.application.ResourceHandlerWrapper.createResource(ResourceHandlerWrapper.java:96)
        at javax.faces.application.ResourceHandlerWrapper.createResource(ResourceHandlerWrapper.java:96)
        at javax.faces.application.ResourceHandlerWrapper.createResource(ResourceHandlerWrapper.java:96)
        at javax.faces.application.ResourceHandlerWrapper.createResource(ResourceHandlerWrapper.java:96)
        at org.icefaces.impl.component.NavigationNotifierHandler.createResource(NavigationNotifierHandler.java:51)
        at javax.faces.application.ResourceHandlerWrapper.createResource(ResourceHandlerWrapper.java:96)
        at javax.faces.application.ResourceHandlerWrapper.createResource(ResourceHandlerWrapper.java:96)
        at javax.faces.application.ResourceHandlerWrapper.createResource(ResourceHandlerWrapper.java:96)
        at org.icefaces.impl.application.CoalescingResourceHandler$ResourceCollector.replaceResources(CoalescingResourceHandler.java:119)
        at org.icefaces.impl.application.CoalescingResourceHandler$ResourceCollector.processEvent(CoalescingResourceHandler.java:86)
        at javax.faces.event.SystemEvent.processListener(SystemEvent.java:106)
        at com.sun.faces.application.ApplicationImpl.processListeners(ApplicationImpl.java:2163)
        at com.sun.faces.application.ApplicationImpl.invokeListenersFor(ApplicationImpl.java:2139)
        at com.sun.faces.application.ApplicationImpl.publishEvent(ApplicationImpl.java:303)
        at com.sun.faces.application.ApplicationImpl.publishEvent(ApplicationImpl.java:247)
        at javax.faces.component.UIComponentBase.encodeBegin(UIComponentBase.java:818)
        at javax.faces.component.UIViewRoot.encodeBegin(UIViewRoot.java:954)
        at javax.faces.component.UIComponent.encodeAll(UIComponent.java:1777)
        at com.sun.faces.application.view.FaceletViewHandlingStrategy.renderView(FaceletViewHandlingStrategy.java:439)
        at com.sun.faces.application.view.MultiViewHandler.renderView(MultiViewHandler.java:124)
        at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:120)
        at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101)
        at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:139)
        at javax.faces.webapp.FacesServlet.service(FacesServlet.java:594)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:225)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:169)
        at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:168)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:98)
        at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:927)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407)
        at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:999)
        at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:565)
        at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(AprEndpoint.java:1812)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
        at java.lang.Thread.run(Thread.java:662)

Debugging this shows that both resourceName and resourceLibrary variables are null in CoalescingResourceHandler.createResource()