hi there!
i had another reply, but deleted it since it is outdated.
here is the latest:
I found a problem where a missing config value was producing an undefined variable
I have already created a fix and rebuilt the app:
https://synthona.itch.io/synthona/devlog/723097/-synthona-1294-bug-fixes thank you very much for sharing the bug report, let me know if there's any other problems!