How To Fix XU046 - Unit of measure & is not a principal unit of measure. Please check.

XU046 - Overview

• Message type: E = Error

• Message class: XU - Messages for Quantity Conversion at Batch Level (Steel-AI)

• Message number: 046

• Message text: Unit of measure & is not a principal unit of measure. Please check.

What causes this issue?

Processing is carried out for the material using proportion/product
units. Therefore, you can only use the principal alternative unit of
measure here.
In the case of proportion units, this unit of measure is explicitly
defined in the material master.
In the case of product units, this is the production unit. The
production unit must also be a product unit.

System Response

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

How to fix this error?

Please choose another unit of measure.

Error message extract from SAP system. Copyright SAP SE.

XU046 - Details

• The SAP error message XU046 indicates that the unit of measure (UoM) you are trying to use is not recognized as a principal unit of measure for the material or item in question. This can occur in various transactions, such as when creating or updating material master records, processing purchase orders, or handling inventory movements.
  
  Cause:
  
  Incorrect Unit of Measure: The unit of measure you are trying to use is not defined as a principal unit of measure in the material master.
  
  Configuration Issues: The unit of measure may not be properly configured in the system, or it may not be assigned to the material.
  Material Master Settings: The material master may not have the correct settings for the unit of measure, leading to this error when trying to perform certain actions.
  
  
  Solution:
  
  
  Check Material Master:
  
  Go to the material master record (transaction code MM03).
  Check the "Basic Data" view and ensure that the unit of measure you