SAP Message ALSMEX022 - Fields of this record type cannot be used for normal master data

Diagnosis You tried to assign a field of the Microsoft Excel file with recordtype &v1& to a normal master record field. However, fields of the Excel file from rows with record type &v1& arealready assigned to fields of the "Transactions" tab. INCLUDE ALSMEX_ORDINARY_TABS Procedure INCLUDE ALSMEX_ASSIGNMENT