How To Fix MPE_OAN166 - Buyoff step &1 in OA &2, version &3 referenced by a description not found

SAP Error Message - Details

• Message type: E = Error

• Message class: MPE_OAN - Operation Activity Network Messages

• Message number: 166

• Message text: Buyoff step &1 in OA &2, version &3 referenced by a description not found

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 MPE_OAN166 - Buyoff step &1 in OA &2, version &3 referenced by a description not found ?

  The SAP error message MPE_OAN166 typically indicates an issue related to the buyoff step in the Order Acknowledgment (OA) process. This error suggests that there is a reference to a description that cannot be found, which may be due to missing or incorrect data in the system.
  Cause:
  
  Missing Descriptions: The error often arises when the system is trying to reference a description for a specific buyoff step that does not exist in the database.
  Configuration Issues: There may be configuration issues in the Order Acknowledgment process or in the related master data.
  Data Inconsistencies: Inconsistencies in the data, such as missing entries in the relevant tables, can lead to this error.
  Version Mismatch: The version referenced in the error message may not be correctly set up or may not exist.
  
  Solution:
  
  Check Configuration: Review the configuration settings for the Order Acknowledgment process to ensure that all necessary steps and descriptions are correctly defined.
  Verify Master Data: Ensure that all relevant master data (such as materials, vendors, and order types) is complete and correctly maintained.
  Update Missing Descriptions: If specific descriptions are missing, you may need to add them in the relevant configuration or master data tables.
  Check Versioning: Verify that the version referenced in the error message is valid and correctly set up in the system.
  Consult Documentation: Refer to SAP documentation or notes related to the specific error message for additional guidance and troubleshooting steps.
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for further assistance, providing them with the error details and any relevant context.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like SE11 (Data Dictionary) or SE80 (Object Navigator) to investigate the relevant tables and objects.
  SAP Notes: Check for any SAP Notes that may address this specific error or provide patches or updates.
  Community Forums: SAP Community and other forums can be useful for finding similar issues faced by other users and their solutions.
  
  By following these steps, you should be able to identify and resolve the underlying cause of the MPE_OAN166 error in your SAP system.