I've been using a few Rock Pi S devices as snapcast clients and after updating them to Armbian 24.8.2 audio does not work anymore.
This seems similar to this old post (fix PR).
Also, this PR may be a relevant to the issue.
https://paste.armbian.com/aziwayelen
$ snapclient --host [REDACTED]
2024-09-17 09-28-10.435 [Error] (Snapclient) PCM device "default" not found
2024-09-17 09-28-10.436 [Info] (Snapclient) Version 0.26.0
2024-09-17 09-28-10.437 [Inf