How To Fix /PF1/MSG_PO_GENERAL157 - SAP client int/ext indicator was substituted from &1 to &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /PF1/MSG_PO_GENERAL -

• Message number: 157

• Message text: SAP client int/ext indicator was substituted from &1 to &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 /PF1/MSG_PO_GENERAL157 - SAP client int/ext indicator was substituted from &1 to &2 ?

  The SAP error message /PF1/MSG_PO_GENERAL157 indicates that there has been a substitution of the internal/external indicator for a purchase order (PO) or related document. This typically occurs when there is a mismatch between the internal representation of a document and its external representation, often due to configuration settings or data inconsistencies.
  Cause:
  
  Configuration Issues: The internal/external indicator settings in the system may not be correctly configured. This can happen if the settings for the document types or purchasing organization are not aligned.
  Data Inconsistencies: There may be inconsistencies in the data being processed, such as incorrect or missing information in the purchase order or related documents.
  User Input Errors: Users may have entered data incorrectly, leading to a mismatch between the expected internal and external indicators.
  
  Solution:
  
  Check Configuration: Review the configuration settings for the relevant document types and purchasing organizations in the SAP system. Ensure that the internal/external indicators are set correctly.
  
  Transaction Codes: Use transaction codes like SPRO to access the configuration settings.
  
  
  Data Validation: Validate the data in the purchase order or related documents. Ensure that all required fields are filled out correctly and that there are no inconsistencies.
  Review User Input: If the error is due to user input, provide training or guidelines to users to ensure they enter data correctly.
  Consult Documentation: Refer to SAP documentation or notes related to this specific error message for additional insights or updates that may address the issue.
  Debugging: If the issue persists, consider debugging the process to identify where the substitution is occurring and why.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in troubleshooting, such as ME21N (Create Purchase Order), ME22N (Change Purchase Order), and ME23N (Display Purchase Order).
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  If the problem continues after following these steps, it may be beneficial to reach out to your SAP support team or consult with an SAP expert for further assistance.