How To Fix MN485 - Unit of quantity for item &2 of settlement document &1 is missing

SAP Error Message - Details

• Message type: E = Error

• Message class: MN - Message class for subsequent settlement (Purchasing)

• Message number: 485

• Message text: Unit of quantity for item &2 of settlement document &1 is missing

What causes this issue?

The supplier business volume update should have been carried out for
purchasing document &V1&. However, a communication structure for
updating in the Logistics Information System was not passed on by the
invoking program.

System Response

Updating was not carried for purchasing document &V1&.

How to fix this error?

This is probably due to an internal program error. Therefore, you should
contact your system administrator.
The error occurred in function module &V2&.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MN485 - Unit of quantity for item &2 of settlement document &1 is missing ?

  The SAP error message MN485 indicates that there is a missing unit of quantity for a specific item in a settlement document. This error typically arises in the context of settlement processes, such as when dealing with internal orders, projects, or other cost objects in SAP.
  Cause:
  The error occurs when the system expects a unit of quantity for a specific item in the settlement document, but it is not provided. This can happen due to several reasons:
  
  Missing Configuration: The material or service item may not have a defined unit of measure in the master data.
  Incomplete Data Entry: During the creation of the settlement document, the unit of measure may not have been entered or was inadvertently left blank.
  Data Migration Issues: If data was migrated from another system, there may be inconsistencies or missing information in the unit of measure fields.
  Custom Development: If there are custom programs or enhancements, they may not be handling the unit of measure correctly.
  
  Solution:
  To resolve the MN485 error, you can take the following steps:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03) for the item in question and verify that the unit of measure is correctly defined.
  Ensure that the base unit of measure is set and that any alternative units of measure are also defined if applicable.
  
  
  
  Review Settlement Document:
  
  Check the settlement document (transaction code KO88 or similar) to ensure that all required fields, including the unit of measure, are filled out correctly.
  If the document is incomplete, you may need to edit it to add the missing information.
  
  
  
  Validate Configuration:
  
  Ensure that the configuration for the relevant cost object (e.g., internal order, project) is set up correctly to handle units of measure.
  Check the settings in the controlling area and ensure that the unit of measure settings are appropriate.
  
  
  
  Data Migration Review:
  
  If the issue arose after a data migration, review the migration process to ensure that all necessary fields were populated correctly.
  Correct any discrepancies in the data that may have led to missing units of measure.
  
  
  
  Consult Documentation or Support:
  
  If the issue persists, consult SAP documentation or reach out to SAP support for further assistance. They may provide insights specific to your version or configuration of SAP.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM03 (Material Master), KO88 (Order Settlement), and others that may be involved in the process.
  Unit of Measure Settings: Understand how units of measure are defined and used in SAP, including the concept of base units and alternative units.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional context or solutions specific to your SAP version.
  
  By following these steps, you should be able to identify and resolve the cause of the MN485 error in your SAP system.