How To Fix WB2B396 - PO unit will be re-determined

SAP Error Message - Details

• Message type: E = Error

• Message class: WB2B - Trading Contract

• Message number: 396

• Message text: PO unit will be re-determined

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WB2B396 - PO unit will be re-determined ?

  The SAP error message WB2B396, which states "PO unit will be re-determined," typically occurs in the context of purchase order (PO) processing in SAP, particularly when dealing with the integration of purchasing and inventory management.
  Cause:
  This error message usually indicates that there is an inconsistency or issue with the unit of measure (UoM) for the items in the purchase order. The system is unable to determine the correct unit of measure for the item based on the current configuration or data. Common causes include:
  
  Incorrect Unit of Measure Configuration: The unit of measure for the material may not be correctly defined in the material master.
  Missing Conversion Factors: If the conversion factors between different units of measure are not set up correctly, the system may not be able to determine the appropriate unit.
  Changes in Material Master: If there have been recent changes to the material master data, it may lead to inconsistencies in the unit of measure.
  Inconsistent Data: There may be inconsistencies between the purchase order and the material master data.
  
  Solution:
  To resolve the WB2B396 error, you can take the following steps:
  
  
  Check Material Master Data:
  
  Go to the material master (transaction code MM03) and verify the unit of measure settings.
  Ensure that the base unit of measure and any alternative units of measure are correctly defined.
  
  
  
  Review Purchase Order:
  
  Check the purchase order (transaction code ME23N) for the item in question and ensure that the unit of measure is correctly specified.
  If necessary, try to re-enter the unit of measure in the purchase order.
  
  
  
  Verify Conversion Factors:
  
  Ensure that the conversion factors between different units of measure are correctly defined in the material master.
  
  
  
  Check for Recent Changes:
  
  If there have been recent changes to the material master or related data, ensure that these changes have been properly propagated and that there are no inconsistencies.
  
  
  
  Recreate the Purchase Order:
  
  If the issue persists, consider recreating the purchase order to see if that resolves the problem.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as ME21N (Create Purchase Order), ME22N (Change Purchase Order), and ME23N (Display Purchase Order).
  Unit of Measure Settings: Understand the different types of units of measure in SAP, including base unit, order unit, and stock unit.
  SAP Documentation: Refer to SAP Help documentation for detailed information on material management and purchasing processes.
  
  If the issue continues after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in materials management and purchasing.