How To Fix MPE_OAN047 - Unknown segment type &1 for operation activity network &2

SAP Error Message - Details

• Message type: E = Error

• Message class: MPE_OAN - Operation Activity Network Messages

• Message number: 047

• Message text: Unknown segment type &1 for operation activity network &2

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_OAN047 - Unknown segment type &1 for operation activity network &2 ?

  The SAP error message MPE_OAN047 indicates that there is an issue with the segment type in an operation activity network. This error typically arises when the system encounters an unknown or unsupported segment type while processing an operation activity network.
  Cause:
  
  Invalid Segment Type: The segment type specified in the operation activity network does not exist or is not recognized by the system.
  Configuration Issues: There may be a configuration issue in the system where the segment types are not properly defined or activated.
  Data Entry Errors: There could be a mistake in data entry where an incorrect segment type is assigned to the operation activity network.
  Custom Development: If there are custom developments or enhancements in the system, they might be causing conflicts with standard segment types.
  
  Solution:
  
  Check Segment Type: Verify the segment type specified in the operation activity network. Ensure that it is a valid and recognized segment type in the system.
  Configuration Review: Review the configuration settings related to operation activity networks and segment types. Ensure that all necessary segment types are defined and activated.
  Data Validation: Check the data entry for the operation activity network. Make sure that all fields are filled out correctly and that the segment type is appropriate for the operation.
  Consult Documentation: Refer to SAP documentation or help resources to understand the valid segment types for your specific version and configuration of SAP.
  Debugging: If the issue persists, consider debugging the process to identify where the unknown segment type is being referenced.
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance, especially if this is related to a custom development.
  
  Related Information:
  
  Transaction Codes: You may want to check transaction codes related to operation activity networks, such as CN21 (Create Network) or CN22 (Change Network).
  SAP Notes: Look for relevant SAP Notes that might address this specific error or provide additional guidance.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.