How To Fix EMDUS309 - Invalid UoM for output parameter of MDUS request &1 item &2 parameter &3

SAP Error Message - Details

• Message type: E = Error

• Message class: EMDUS -

• Message number: 309

• Message text: Invalid UoM for output parameter of MDUS request &1 item &2 parameter &3

What causes this issue?

The confirmation of the MDUS request contains at least one item with a
unit of measurement for an output parameter that is different to the
unit of measurement expected. The system compares the received data from
the confirmation of the MDUS request with the data that it sent to the
MDUS system. If, in the confirmation, the unit of measurement for an
output parameter of at least one item differs from the expected unit of
measurement in the database, the system terminates processing for this
MDUS request.

System Response

The received data from the confirmation of the MDUS request is not saved
in the database. The MDUS request is given the status <ZK>04 Error
During Confirmation Processing</> (see <DS:DE.E_MDUSRQSTATUS> Status of
MDUS Request</>). The billing order is given the MDUS status <ZK>04
Request Confirmed with Errors</> (see <DS:DE.E_MDUSRQSTAT>MDUS Status of
Billing Order</>).

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 EMDUS309 - Invalid UoM for output parameter of MDUS request &1 item &2 parameter &3 ?

  The SAP error message EMDUS309 indicates that there is an issue with the unit of measure (UoM) for an output parameter in a MDUS (Material Data Update Service) request. This error typically arises when the system encounters a unit of measure that is not valid or not recognized for the specified item in the request.
  Cause:
  
  Invalid Unit of Measure: The UoM specified in the MDUS request does not match any of the valid units of measure defined for the material or item in the system.
  Configuration Issues: There may be configuration issues in the material master data or in the settings for the MDUS service.
  Data Inconsistencies: There could be inconsistencies in the data, such as missing or incorrect entries in the material master or related tables.
  Incorrect Mapping: If the MDUS request is being generated from an external system, there may be incorrect mapping of UoMs between the systems.
  
  Solution:
  
  Check UoM Configuration: Verify that the UoM used in the MDUS request is valid for the specified material. You can do this by checking the material master data (transaction code MM03) and ensuring that the UoM is listed in the relevant views (Basic Data, Sales, Purchasing, etc.).
  Review MDUS Request: Inspect the MDUS request to ensure that the parameters are correctly specified and that the UoM is appropriate for the context of the request.
  Update Material Master: If the UoM is indeed valid but not configured correctly, you may need to update the material master to include the correct UoM.
  Check for Data Inconsistencies: Run consistency checks on the material master data to identify any discrepancies that may be causing the issue.
  Consult Documentation: Review the SAP documentation for MDUS to ensure that you are following the correct procedures and that your request is formatted properly.
  Contact Support: If the issue persists after checking the above points, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  Related Information:
  
  Transaction Codes: MM03 (Display Material), MM02 (Change Material), and possibly SE37 (Function Module) to analyze the MDUS function.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Unit of Measure Tables: Familiarize yourself with the relevant tables such as MARA (General Material Data), MARM (Units of Measure for Material), and others that may be involved in UoM configuration.
  
  By following these steps, you should be able to identify the root cause of the EMDUS309 error and implement a solution to resolve it.