How To Fix WU548 - The purchasing unit is different to that in the reference plant

WU548 - Overview

• Message type: E = Error

• Message class: WU - Promotion management messages

• Message number: 548

• Message text: The purchasing unit is different to that in the reference plant

What causes this issue?

A purchasing unit that differs from the purchasing unit of the
reference plant was found for plant &V4&, material &V2& in unit of
measure &V3&.

System Response

Price activation at plant group level may lead to incorrect results for
plant group &V1&.

How to fix this error?

You can activate prices at plant level by changing the price activation
type for plant group &V1&. To do this, change the price activation type
indicator to "Plant" in the plant group overview.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WU548 - The purchasing unit is different to that in the reference plant ?

  The SAP error message WU548 indicates that there is a discrepancy between the purchasing unit defined in the material master for a specific plant and the purchasing unit specified in the reference plant. This error typically arises during the creation or modification of purchasing documents, such as purchase orders or purchase requisitions.
  
  Cause:
  
  Different Purchasing Units: The purchasing unit defined in the material master for the reference plant does not match the purchasing unit defined for the target plant.
  Material Master Configuration: The material master data may not be consistent across different plants, leading to mismatches in purchasing units.
  Plant-Specific Data: Each plant can have its own purchasing unit for the same material, and if these are not aligned, the error will occur.
  
  
  Solution:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03) and check the purchasing data for both the reference plant and the target plant.
  Ensure that the purchasing units are consistent