How To Fix ALSMEX021 - Fields of this record type cannot be used for normal master data

ALSMEX021 - Overview

• Message type: E = Error

• Message class: ALSMEX - Message Class for Legacy Data Transfer

• Message number: 021

• Message text: Fields of this record type cannot be used for normal master data

What causes this issue?

You tried to assign a field from the Microsoft Excel file with record
type &v1& to a normal master data field.
However, fields from the Excel file from rows with the &v1& record type
are already assigned to depreciation area fields.
INCLUDE ALSMEX_ORDINARY_TABS
INCLUDE ALSMEX_DEPRECIATION_TABS

How to fix this error?

INCLUDE ALSMEX_ASSIGNMENT

Error message extract from SAP system. Copyright SAP SE.

ALSMEX021 - Details

• The SAP error message ALSMEX021 indicates that there is an issue with the data being uploaded or processed in the system, specifically related to the fields of a record type that cannot be used for normal master data. This error typically occurs when using the LSMW (Legacy System Migration Workbench) tool to upload data into SAP.
  
  Cause:
  The error is usually caused by one of the following reasons:
  
  Incorrect Field Mapping: The fields in the source file do not match the expected fields in the target SAP structure. This can happen if the fields are not defined correctly in the LSMW project.
  Invalid Data: The data being uploaded may not conform to the expected format or may contain invalid values that are not allowed for the specified record type.
  Record Type Restrictions: The record type being used may have specific restrictions on which fields can be populated. Some fields may be reserved for specific purposes