@JakeCham Any specific reason to defer those clientlibs?Those are framework libraries and it is not at all suggested to defer those libs. If these frameworks are deferred then all the dependent libs should also defer, otherwise will break all dependent libs.There are no OOTB way to add defer or asyn...

@Shaheena_Sheikh Add the specific file with path in dialog clientlib js.txt 

@tushaar_srivastava Seems your page(/content/www/data) does not have jcr:content node. Sites(sites.html) will load 48x48 size thumbnail icon by default(can override from page properties thumbnail tab) from /libs/cq/ui/widgets/themes/default/icons/240x180/page.png by adapting current resource(Page) t...

@Vaibhavi_J There is chance of race condition because form submit is async POST call and submit is a call back function. @VeenaVikraman point/case might be possible.And most importantly cq:editConfig's cq:listener events will never reload the actual edit page, but the iframe(content iframe in edit m...

@Shaheena_Sheikh cq:editConfig configuration are component specific not field specific.cq:listeners (node type cq:EditListenersConfig) : defines what happens before or after an action occurs on the component.Documentation: https://helpx.adobe.com/in/experience-manager/6-3/sites/developing/using/comp...

@aem_dev2 Make sure your tabs are under cq:dialog/content/items/tabs/items path. If you don't want the parent component tabs use sling resource merger property sling:hideChildren   String[]    asset,metadata to items node under tabs.

Updated above comment please try.

can you share the code snippet

@parag_dalal What I can think of is, create a servlet which will get content path(/content/..../current-component) as parameter, you can get resourceType from the node. In the servlet you can write the logic. Hit the servlet using Ajax "dialog-success" by passing the path.Javascript: Ajax call...

@Shaheena_Sheikh Then try add alert("Wrong Color"); and return "";