How To Fix MAHD209 - Conflict with base unit of measure for material &1 (R/3 = &2, BW = &3)

SAP Error Message - Details

• Message type: E = Error

• Message class: MAHD - Messages for Alternative Historical Data

• Message number: 209

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

What causes this issue?

For <DS:GLOS.3526BF19AFAB52B9E10000009B38F974>material</> &SYST-MSGV1&,
the base unit of measure &SYST-MSGV2& is used in SAP R/3. When loading
<DS:GLOS.70086ED0D946154EBC7C6B32697A9C30>alternative historical data</>
(AHD) from SAP BW, however, the unit of measure &SYST-MSGV3& was
returned.
The query must always return the AHD in the base unit of measure used
for a material in SAP R/3.

System Response

Due to this conflict, the AHD could not be transferred 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 MAHD209 - Conflict with base unit of measure for material &1 (R/3 = &2, BW = &3) ?

  The SAP error message MAHD209 indicates a conflict between the base unit of measure for a material in the R/3 system and the base unit of measure in the BW (Business Warehouse) system. This error typically arises during data extraction or loading processes when the units of measure do not match between the two systems.
  
  Cause:
  
  Mismatch in Base Units of Measure: The base unit of measure defined for a material in the R/3 system is different from the one defined in the BW system.
  Data Transfer Issues: During the data transfer process, the system may not be able to reconcile the units of measure, leading to this conflict.
  Configuration Errors: Incorrect configuration settings in either the R/3 or BW system can lead to discrepancies in how units of measure are defined or interpreted.
  
  
  Solution:
  
  
  Check Base Unit of Measure:
  
  Go to the material master in the R/3 system (transaction code MM03) and check the base unit