How To Fix MPE_OAN103 - Unknown segment type &1 for OAN &2, version &3

SAP Error Message - Details

• Message type: E = Error

• Message class: MPE_OAN - Operation Activity Network Messages

• Message number: 103

• Message text: Unknown segment type &1 for OAN &2, version &3

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MPE_OAN103 - Unknown segment type &1 for OAN &2, version &3 ?

  The SAP error message MPE_OAN103 indicates that there is an issue with an unknown segment type for an Object Assignment Number (OAN) in a specific version. This error typically arises in the context of SAP's Master Data Management or related modules where object assignments are processed.
  Cause:
  
  Invalid Segment Type: The segment type specified in the message does not exist or is not recognized by the system. This could be due to a typo, a misconfiguration, or an unsupported version.
  Data Corruption: The data associated with the Object Assignment Number may be corrupted or improperly formatted.
  Version Mismatch: The version specified may not be compatible with the segment type being used.
  Configuration Issues: There may be issues in the configuration settings related to the object assignment or the segment types defined in the system.
  
  Solution:
  
  Check Segment Type: Verify that the segment type specified in the error message is valid and exists in the system. You can do this by checking the configuration settings or the relevant documentation.
  Review Object Assignment Number: Ensure that the Object Assignment Number (OAN) is correctly defined and that it corresponds to the expected segment types.
  Validate Version: Confirm that the version specified in the error message is correct and supported for the segment type being used.
  Data Integrity Check: Perform a data integrity check to ensure that the data associated with the OAN is not corrupted. This may involve running consistency checks or validation reports.
  Consult Documentation: Refer to SAP documentation or notes related to the specific module you are working with to see if there are any known issues or updates that address this error.
  Contact SAP Support: If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. Provide them with the error message details and any relevant context.
  
  Related Information:
  
  SAP Notes: Check for any SAP Notes related to the error message MPE_OAN103. SAP frequently releases notes that address specific issues or provide guidance on error messages.
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in troubleshooting, such as SE11 (Data Dictionary), SE37 (Function Module), or SE80 (Object Navigator).
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same error and can provide insights or solutions.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution.