IDR invoice notifications are getting error message

Hi All,

Creating invoices through IDR (Intelligent document Recognition) functionality. Once create the invoice in AP, notifications are showing below error message.

Missing some setup part.

Error Message:

The rules defined under rule set didn't return any results. (FUN-720336)

Cause Probable causes includes a participant doesn't have any active rules, no matching rule exists, the rule definition is incorrect, or none of the rules evaluates to true.

Action Correct the rule definitions under the rule set.

which setup is missing.

Please provide the navigation path.