Background audio is not handled properly by the NLP feature

[magicznyleszek]

Description

You can't preview audio responses from background audio sources in Data Table, and the NLP features are not working for it either.

Steps to Reproduce

If the form has Background audio feature on, it can be seen in DATA>Table view. See the image below:

But if you click the play button, you will see this …

If you click the Open button, you will get this screen …

But if you check the background audio under the DATA>Downloads>Media Attachments (ZIP), it’s safe there. You can open it and play the background audio without any issues.

Expected behavior

Background audio should be handled properly by NLP feature.

Additional details

Side bug: if you have a form with background audio on, and a submission that actually didn't record anything (i.e. no audio file for background audio), in the Single Submission modal you will see the audio player that is broken: