How To Fix MILL_UA039 - Common unit of measure cannot be determined for order &1

SAP Error Message - Details

• Message type: E = Error

• Message class: MILL_UA - Messages for Breakdown Order

• Message number: 039

• Message text: Common unit of measure cannot be determined for order &1

What causes this issue?

The base unit differs from the alternative unit of measure of the order
item.

System Response

The system cannot find a common unit of measure for determining the
equivalence numbers. The system will use the goods receipt quantities in
the order unit of measure to determine the equivalence numbers.

How to fix this error?

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MILL_UA039 - Common unit of measure cannot be determined for order &1 ?

  The SAP error message MILL_UA039 indicates that the system is unable to determine a common unit of measure for a specific order. This typically occurs in the context of production orders, material movements, or inventory management where different units of measure are involved.
  Cause:
  
  Missing Unit of Measure Configuration: The material master may not have a defined common unit of measure for the specified order.
  Inconsistent Units of Measure: The order may involve materials that have different units of measure, and the system cannot find a conversion factor.
  Incorrect Material Master Data: The material master data may be incomplete or incorrectly configured, leading to issues in determining the common unit of measure.
  Missing or Incorrect Settings in Customizing: The settings in the SAP customizing (transaction SPRO) related to units of measure may not be properly configured.
  
  Solution:
  
  
  Check Material Master Data:
  
  Go to the material master (transaction MM03) and check the units of measure defined for the material in question.
  Ensure that the base unit of measure and any alternative units of measure are correctly defined.
  
  
  
  Review Order Details:
  
  Check the order (e.g., production order, purchase order) to see if it references multiple materials with different units of measure.
  Ensure that all materials involved in the order have compatible units of measure.
  
  
  
  Configure Units of Measure:
  
  If necessary, configure the units of measure in the SAP customizing settings (transaction SPRO).
  Navigate to Logistics > General > Master Data > Units of Measure and ensure that the common unit of measure is defined.
  
  
  
  Check Conversion Factors:
  
  Ensure that conversion factors between different units of measure are correctly set up in the material master.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for additional guidance on units of measure and their configuration.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: MM03 (Display Material), MM02 (Change Material), SPRO (Customizing).
  Unit of Measure Types: Base unit of measure, alternative unit of measure, sales unit, purchase unit.
  Common Scenarios: This error can occur during goods movements, production order confirmations, or when creating purchase orders.
  
  By following these steps, you should be able to identify and resolve the issue related to the error message MILL_UA039.