Is it possible to manage salary for non-workers?

Summary:

I want to manage salary for non-workers.

I can manage salary for italian non-workers, but not for UK non-workers and also for other countries.

Here the error I'm getting.

Regards,

Clarissa

Content (please ensure you mask any confidential information):

Version (include the version you are using, if applicable):

24D

Redwood interface

Code Snippet (add any code snippets that support your topic, if applicable):