On 6.3 - why are you using Classic? All work should be Touch UI and Granite resource types.

Select View as Published and then try

We cover how to work with Sling Models and Show HOW TO inject values here: Building Experience Manager 6.5 Components using Granite/Coral Resource Types I recommend going through this entire document to learn how to develop AEM Components - including working with Multifield.

This could be a bug. at AEM version are you using?

To get an EVENT Handler working on 6.3 - follow this article - see how we created a System user and SLing Mapping. Creating an Event Listener for Adobe Experience Manager 6.4 You will need to use a 6.3 UBER JAR file - not the 6.4 one in that article. The application logic that article does result in...

You can use the AEM Replication API to build workflows. See this HELPX article: Adobe Experience Manager Help | Replicating Adobe Experience Manager Content using the Replication API If you look at the API call - you can define the path: //Inject a ResourceResolver - make sure to whitelist the bund...

Using JSP as opposed to HTL will not make any diff to the component dialog.I strongly recommend that you go through the doc I posted. You will learn more about the GRANITE/CORAL resource types and more about HOW TO work with HTL - which reflects best practices.

Have you going through this document. I have never seen any issues - esp with Select fields. Building Experience Manager Components using Granite/Coral Resource Types

Issue is how session is obtained. You need to use a system user and give correct permissions. This works....Component(immediate=true,service= EventListener.class) public class SimpleResourceListener implements EventListener{       Logger log = LoggerFactory.getLogger(this.getClass());     private...

If you setup your sling model class properly - there should be no reason to attempt to access an inner class. You should be able to get the data, including collections as shown here - in the Sling Model section: Building Experience Manager Components using Granite/Coral Resource Types