Unknown error when navigating

[FelixSFD]

In many cases (like 70-90%), where I navigate inside the app, I get this error-message:

When I tap "try again", the text vanished, but I still can't navigate.

According to the logs, the data requests fail with errorcode -999 (cancelled).

Video: https://github.com/supergeorg/Grocy-SwiftUI/assets/2721240/c71345e0-6b00-4c0e-9e9d-6f0f7bc8bff9