public class BasicApplication implements ApplicationConfiguration {

    public void configure(Application application) {
    	Map<String, String> properties = new HashMap<String, String>();
        properties.put(WebClient.PAGE_TITLE, "Timerbee 2.0");
        application.addStyleSheet( "com.imilia.test.gui.fancy", "theme/fancy/fancy.css" );
        application.addStyleSheet( "com.imilia.test.gui.business", "theme/business/business.css" );
        application.addStyleSheet( "com.imilia.test.gui.my", "resource/theme/my.css" );
        properties.put( WebClient.THEME_ID, "com.imilia.test.gui.business" );
        properties.put( WebClient.BODY_HTML, "<p><img src=\"com/imilia/test/gui/timerbee.png\" alt=\"FAVICON\"></p>" );
        properties.put( WebClient.FAVICON, "com/imilia/test/gui/favicon.ico" );
        application.addEntryPoint("/hello", new E4EntryPointFactory(E4ApplicationConfig.create("platform:/plugin/com.imilia.test.gui/Application.e4xmi", "bundleclass://com.imilia.test.gui/com.imilia.test.gui.LoginLifcecycle")), properties);
        application.setOperationMode( OperationMode.SWT_COMPATIBILITY );
    }

}

java.lang.IllegalArgumentException: Resource does not exist: com/imilia/test/gui/favicon.ico
	at org.eclipse.rap.rwt.internal.resources.ResourceManagerImpl.getLocation(ResourceManagerImpl.java:105)
...