SAP Message R11271 - Telephone number &1 &2 already exists

Diagnosis
You have created a data record with a telephone number that is alreadycontained in another data record of the same communication type.
This means that it is not possible to unambiguously identify this datarecord via the telephone number.

Procedure
During direct input, state the number of the data record (
CONSNUMBER) in order to unambiguously identify this data record.

1122848HRALSYNC: returns warning and does not update the BP-relat.
626336Move-in multiplies tel. nos after implementing Note 613344