How To Fix PO159 - Data not saved

SAP Error Message - Details

• Message type: E = Error

• Message class: PO - Spooler message

• Message number: 159

• Message text: Data not saved

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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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message PO159 - Data not saved ?

  The SAP error message PO159 ("Data not saved") typically occurs when there is an issue with saving data in the system, particularly in the context of Purchase Orders (POs) or related documents. This error can arise due to various reasons, and understanding the cause is essential for finding a solution.
  Causes of PO159 Error
  
  
  Missing Required Fields: Certain mandatory fields may not be filled out in the Purchase Order or related document. If required data is missing, the system will not allow the document to be saved.
  
  
  Authorization Issues: The user may not have the necessary authorizations to create or modify the Purchase Order. This can lead to a failure in saving the data.
  
  
  Data Validation Errors: The data entered may not meet the validation rules set in the system. For example, incorrect formats, invalid values, or inconsistencies can trigger this error.
  
  
  Technical Issues: There may be underlying technical issues, such as database connectivity problems, system performance issues, or temporary system errors.
  
  
  Custom Code or Enhancements: If there are custom developments or enhancements in the system, they may interfere with the standard saving process, leading to this error.
  
  
  Document Status: The document may be in a status that does not allow it to be saved, such as being locked or already processed.
  
  
  Solutions to PO159 Error
  
  
  Check Required Fields: Review the Purchase Order for any missing mandatory fields. Ensure that all required information is filled out correctly.
  
  
  Review Authorizations: Verify that the user has the necessary permissions to create or modify Purchase Orders. If not, contact your SAP security team to adjust the authorizations.
  
  
  Validate Data: Ensure that all data entered complies with the expected formats and values. Check for any validation messages that may provide clues about what is wrong.
  
  
  Technical Troubleshooting: If the issue seems to be technical, check the system logs for any error messages or warnings. You may need to involve your IT support team to investigate further.
  
  
  Check Custom Code: If there are any custom enhancements or user exits related to Purchase Orders, review them to ensure they are not causing the issue.
  
  
  Document Status: Check the status of the document. If it is locked or in a state that prevents saving, you may need to unlock it or change its status.
  
  
  Consult SAP Notes: Look for any relevant SAP Notes or Knowledge Base Articles that may address this specific error. SAP frequently updates its documentation and may have provided solutions for known issues.
  
  
  Related Information
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as ME21N (Create Purchase Order), ME22N (Change Purchase Order), and ME23N (Display Purchase Order) to navigate the Purchase Order process effectively.
  
  
  SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including any error logs or screenshots.
  
  
  User Training: Ensure that users are adequately trained on the Purchase Order process and the importance of entering complete and accurate data.
  
  
  By following these steps, you should be able to identify the cause of the PO159 error and implement a solution to resolve it.