Yunohost Synapse saving settings gives error

What type of hardware are you using: Old laptop or computer
What YunoHost version are you running: 12.0.11
What app is this about: Synapse

Describe your issue

I am trying to change settings of synapse from yunohost applications. But when I try to save it gives error.

Share relevant logs or error messages

https://paste.yunohost.org/raw/atipaziduy

Hello,

It’s an known upstream issue cf: Config panel broken when `visible` parameter used · Issue #2488 · YunoHost/issues · GitHub

Thank you. I think I can edit manually the config file.