Latest update broke Sogo's ActiveSync

What app is this about, and its version: SOGo Version 5.8.0~ynh8
What YunoHost version are you running: 12.1.39
What type of hardware are you using: Virtual machine

Describe your issue

Since last update of Sogo, ActiveSync no more works. In the admin app section of Sogo, if you try to change something in the Sync section and save, you have a 500 error.
Sync on the phone is break, try to delete the account and recreat it but no sucess .
Reload the backup of the last update of Sogo ( 5.8.0~ynh7), all works, phone can connect to server and sync everything.
Refering to the Github, the only thing that changed is the nginx proxy config.

Share relevant logs or error messages

not sure which one …