How To Fix /PF1/MSG_PO_E078 - Invalid segment name &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /PF1/MSG_PO_E -

• Message number: 078

• Message text: Invalid segment name &1

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 /PF1/MSG_PO_E078 - Invalid segment name &1 ?

  The SAP error message /PF1/MSG_PO_E078 Invalid segment name &1 typically occurs in the context of using the SAP system for processing purchase orders or related documents. This error indicates that the system has encountered an invalid segment name, which could be due to various reasons.
  Causes:
  
  Incorrect Segment Name: The segment name specified in the process does not exist or is misspelled.
  Configuration Issues: There may be issues with the configuration of the document types or segments in the system.
  Data Inconsistencies: The data being processed may have inconsistencies or may not conform to the expected structure.
  Custom Development: If there are custom developments or enhancements in the system, they may not be correctly implemented or may reference invalid segment names.
  
  Solutions:
  
  Check Segment Name: Verify the segment name being used in the transaction or program. Ensure that it is spelled correctly and exists in the system.
  Review Configuration: Check the configuration settings for the relevant document types and segments in the SAP system. Ensure that all necessary segments are defined and correctly configured.
  Data Validation: Validate the data being processed to ensure it conforms to the expected structure and does not contain any invalid entries.
  Debugging: If you have access to debugging tools, you can trace the program execution to identify where the invalid segment name is being referenced.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on the specific transaction or process you are working with.
  Contact Support: If the issue persists, consider reaching out to SAP support or your internal IT support team for further assistance.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may be using transaction codes like ME21N (Create Purchase Order), ME22N (Change Purchase Order), etc.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Exits and BAdIs: If there are user exits or Business Add-Ins (BAdIs) involved in the process, review their implementation to ensure they are not causing the issue.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.