🐞 Bug Report

Description and Minimal Reproduction [REQUIRED]

When the rtspauth credentials have not been set, calling StartStreaming will fail due to credential issues (as intended), however the caller of the StartStreaming command does not know why this happened.

🌍 Your Environment

Deployment Environment:
hybrid or full docker-compose

EdgeX Version [REQUIRED]:
latest main

Anything else relevant?

We should return to the caller something that conveys there is an issue with the credentials.