The file contains unknown content

id:content-unknown

This is the fallback error when we could not detect the type of your qmail file content.

You should check with cat ~/.qmail-example how the file is currently configured and decide how you want to set it up with the uberspace mail commands.

Error

Fatal Error: This configuration is not working with the standard mail system and we are not able to migrate it. You need to fix it or find a workaround using the uberspace mail commands.