Dear Maintainer,

   * What led up to the situation?
   resync carddav and caldav

   * What exactly did you do (or not do) that was effective (or
     ineffective)?
   vdirsyncer discover

   * What was the outcome of this action?
   Discovering collections for pair nb_contacts
nb_local_contacts:
  - "a0001e7d-4419-4ba9-bf1a-cf3ed77b6de7"
  - "default"
warning: Failed to discover collections for nb_remote_contacts, use `-vdebug` to see the full traceback.
error: Unknown error occurred: Channel.getaddrinfo() takes 3 positional arguments but 4 positional arguments (and 4 keyword-only arguments) were given
error: Use `-vdebug` to see the full traceback.

Please note that -vdebug didn't help
I can access url with a browser, and use username and password
Cardav and caldar server is Baikal, and I can use it with my iPhone and
Mac

   * What outcome did you expect instead?
   retrieve my collections for syncing them