SAP Message R7B282 - Characteristic &1: Invalid master data access class &2

Diagnosis For characteristic &V1& you have determined that master data be accessedusing an ABAP class you have implemented yourself. Class &V2& does notimplement interface IF_RSMD_RS_ACCESS. The interface of the class is notcompatible. System Response The master data cannot be accessed. The system will terminate duringquery runtime. Procedure Implement interface IF_RSMD_RS_ACCESS using class &V2&.