How To Fix WAHD209 - Conflict with base unit of measure for material &1 (ECC = &2, BW = &3)

WAHD209 - Overview

• Message type: E = Error

• Message class: WAHD - Messages for Alternative Historical Data

• Message number: 209

• Message text: Conflict with base unit of measure for material &1 (ECC = &2, BW = &3)

What causes this issue?

In the SAP system, the base unit of measure &SYST-MSGV2& is used for the
<DS:GLOS.3526BF19AFAB52B9E10000009B38F974>material</> &SYST-MSGV1&. When
loading <DS:GLOS.70086ED0D946154EBC7C6B32697A9C30>alternative historical
data</> (AHD) from SAP BW, however, the unit of measure &SYST-MSGV3& is
returned.
The query must always return the AHD in the base unit of measure used
for a material in SAP ECC.

System Response

Because of this conflict, the system was unable to transfer the AHD from
SAP BW.

How to fix this error?

INCLUDE ISR_BERECHTIGUNG

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WAHD209 - Conflict with base unit of measure for material &1 (ECC = &2, BW = &3) ?

  The SAP error message WAHD209 indicates a conflict between the base unit of measure for a material in the ECC (ERP Central Component) system and the BW (Business Warehouse) system. This typically occurs when there is a mismatch in the unit of measure definitions between the two systems, which can lead to issues in data consistency and reporting.
  
  Cause:
  
  Unit of Measure Mismatch: The base unit of measure for a material in the ECC system does not match the unit of measure defined for the same material in the BW system.
  Data Transfer Issues: During data extraction or transfer from ECC to BW, the unit of measure may not have been correctly mapped or updated.
  Configuration Errors: There may be configuration issues in either the ECC or BW system that lead to discrepancies in how units of measure are defined or interpreted.
  
  
  Solution:
  
  
  Check Unit of Measure Settings:
  
  In the ECC system, navigate to the material master