No entry found/selected for search criteria

What causes this issue?

This message may have been issued for the following reasons:
The system has found no entry or document that satisfies the specified
search criteria.
The system has found relevant entries; however, you did not adopt any.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

INCLUDE NA_EINGABE_PRUEFEN

Error message extract from SAP system. Copyright SAP SE.