SAP Message 3F472 - Contradictory entries defined

Diagnosis
An entry from table &V3& should be created for the entry in table &V1&with key &V2&. However, table &V3& already has an entry with anidentical key and an identical or colliding period of validity as theentry that needs to be created. The attributes, however, are different.
The existing entry in table &V3& has key &V4&. (It is possible thatthis entry was created during conversion.)

System Response
The entry in table &V1& with key &V2& is not converted. The conversionprocess, however, continues as before.

Procedure
Adjust the existing entry after the conversion process is finished, ordelimit this entry and create a new one.