Siva, From the stacktrace [0], looks like com.day.cq.security.profile.ProfileManager API is deprecated. If that's the case [1] might help. Additionally please provide details requested by Hamid for full context[0]java.lang.UnsupportedOperationException: No longer supported (ProfileManager#getProfile...

Well there must be some kind of information [logs] on the webdav client if uploads are not working for certain paths. Please check if there's a difference for the path where upload works and doesn't. It might be worth to try a different webdav client 

Another way you could add the resources is through code, which is suitable if its a one time job and build the application package as part of maven project

is it only path in /etc/fmdita/dita_resources? Does it work for other paths?Checked drag and drop from local drive to mount drive on MAC for a different path on my 6.4 instance and was able to add multiple files to AEM through webdav

You could use webdav to upload structured resources into AEM using a client like Cyberduck or OOTB OS tools. Refer [0] for more details[0]WebDAV Access

As I understand you can use an Apache URL to register a screens player for authentication purpose on an enterprise level.With regards to dispatcher, I don't see a use case with AEM screens as it has its own caching mechanism on the player side. From the documentation there is no mention of utilizing...

AFAIK its still a feature being considered as part of AEM + XD roadmap. On the other hand DITA to AEM plugin is out.XD integrated with AEM – Adobe XD Feedback : Feature Requests & Bugs

Below link has few additional context with maintenance in mindhttps://forums.adobe.com/message/10473803#10473803

Please check if bundle "Apache Sling Scripting JavaScript Support" is in active state

You could do that by executing JS code on submitting the Touch UI dialog. The JS code can pick the values from JCR and modify HTML DOM accordinglyHere's some example to handle touch UI dialog events.Adobe Experience Manager Help | Using Event Handlers in Adobe Experience Manager Touch UI Components