How To Fix MPE_OAN134 - OA &1, version &2 referenced in component assignment &3 &4 is unknown

SAP Error Message - Details

• Message type: E = Error

• Message class: MPE_OAN - Operation Activity Network Messages

• Message number: 134

• Message text: OA &1, version &2 referenced in component assignment &3 &4 is unknown

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_OAN134 - OA &1, version &2 referenced in component assignment &3 &4 is unknown ?

  The SAP error message MPE_OAN134 typically indicates an issue related to the assignment of a component in the context of asset accounting or object accounting. This error suggests that the system cannot find the specified version of the component assignment, which may be due to several reasons.
  Cause:
  
  Missing or Incorrect Data: The version of the component assignment referenced may not exist in the system. This could be due to data not being properly maintained or an incorrect version number being used.
  Data Consistency Issues: There may be inconsistencies in the data related to the asset or object accounting, such as missing master data or configuration settings.
  Authorization Issues: The user may not have the necessary authorizations to view or access the component assignment.
  System Configuration: The system may not be properly configured to recognize the version of the component assignment.
  
  Solution:
  
  Check Data Consistency: Verify that the component assignment and its version exist in the system. You can do this by checking the relevant tables in the database (e.g., ANLA for asset master data).
  Review Configuration: Ensure that the configuration settings for asset accounting are correctly set up. This includes checking the settings for the relevant company code and asset classes.
  Correct Version Reference: If the version number is incorrect, update it to the correct version that exists in the system.
  Authorization Check: Ensure that the user has the necessary authorizations to access the component assignment. This may involve checking user roles and permissions.
  Consult Documentation: Refer to SAP documentation or notes related to this error message for any specific guidance or patches that may address the issue.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like AS01 (Create Asset), AS02 (Change Asset), or AS03 (Display Asset) to check the asset details.
  SAP Notes: Check SAP Notes for any known issues or fixes related to this error message. You can search for the error message number in the SAP Support Portal.
  Debugging: If you have access to debugging tools, you can analyze the program flow to identify where the error is being triggered.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or reach out to SAP support for further assistance.