For my records: Do not forget to add the directory of your notes.ini (normally the Notes or Domino program folder) to the path variable! Very strange errors appear, when you want to connect to Local Server or Local Client.
This article is possibly outdated. It mentions an older version of a software or tool. I haven't checked if the links are still working!
IBM sold their collaboration tools portfolio to HCL Software in 2019, so the product names changed and most of the IBM links are no longer working.