Post-import method & completed for & &, date and time: &

What causes this issue?

The function module &V1& has ended processing.
It carried out the processing required after the import of object &V2&
of the type &V3& in the edited request.

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?

Error message extract from SAP system. Copyright SAP SE.