Nextcloud integration with Volusonic - flac,wav Files - Tracks stop playing after 3-4mins

Hello,
iam using the integration Addon Volusonic with my Nextcloud. It works realy nice, only the tracks are not playing untile the end. They stopping around at Minute 3 or 4 and than i have to click next Track until its playing again.
I hade the same Issue with the CloudBeats App on my Android Phone, now the fixed it with an Update.

some news?

@foobarjo

Hi can you take a look?

Thanks