How To Fix MPE_OAN108 - OA &1, version &2 is unknown in OAN &3, version &4

SAP Error Message - Details

• Message type: E = Error

• Message class: MPE_OAN - Operation Activity Network Messages

• Message number: 108

• Message text: OA &1, version &2 is unknown in OAN &3, version &4

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message MPE_OAN108 - OA &1, version &2 is unknown in OAN &3, version &4 ?

  The SAP error message MPE_OAN108 typically indicates that there is an issue with the versioning of an object in the Object Access Network (OAN). The message format suggests that the system is unable to recognize a specific version of an object, which can occur due to various reasons.
  Cause:
  
  Version Mismatch: The specified version of the object does not exist in the system. This can happen if the object was deleted, or if the version was never created.
  Data Inconsistency: There may be inconsistencies in the database or in the metadata that prevent the system from recognizing the version.
  Transport Issues: If the object was transported from one system to another, the version might not have been included in the transport request.
  Configuration Errors: Incorrect configuration settings in the OAN or related components can lead to this error.
  
  Solution:
  
  Check Object Versions: Verify the available versions of the object in the OAN. You can do this by navigating to the relevant transaction or using the appropriate report to list the versions.
  Recreate the Version: If the version is missing, you may need to recreate it or restore it from a backup if available.
  Transport Check: If the object was recently transported, ensure that all necessary versions were included in the transport request. You may need to re-transport the object.
  Database Consistency Check: Run consistency checks on the database to identify and resolve any inconsistencies that may be causing the issue.
  Consult Documentation: Review SAP documentation or notes related to the specific object and versioning to see if there are any known issues or additional steps required.
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for further assistance, especially if this is affecting critical business processes.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that can help you manage and troubleshoot OAN objects, such as SE80 (Object Navigator) or SE11 (Data Dictionary).
  SAP Notes: Search for SAP Notes related to MPE_OAN108 for any patches or updates that may address the issue.
  Version Management: Understand how version management works in SAP, especially in the context of the Object Access Network, to prevent similar issues in the future.
  
  By following these steps, you should be able to diagnose and resolve the error message MPE_OAN108 effectively.