SAP Message RSCV262 - &1 Entries exist several times in master data of &1

Diagnosis
When loading or changing the master data of characteristic &1&, &2&identical data records have been saved in multiple.

System Response
When executing queries, the data is displayed incompletely or not atall.

Procedure
If the master data cannot be controlled manually or by an externalprogram, please consult SAP.