How To Fix /PF1/MSG_GUI203 - Error during parallel processing: PO processing

SAP Error Message - Details

• Message type: E = Error

• Message class: /PF1/MSG_GUI -

• Message number: 203

• Message text: Error during parallel processing: PO processing

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_GUI203 - Error during parallel processing: PO processing ?

  The SAP error message /PF1/MSG_GUI203 indicates that there was an error during parallel processing, specifically related to Purchase Order (PO) processing. This error can occur in various scenarios, such as when trying to execute a transaction that involves multiple purchase orders simultaneously.
  Causes:
  
  Data Locking Issues: If multiple processes are trying to access the same data simultaneously, it can lead to locking issues, causing the error.
  Configuration Issues: Incorrect configuration in the system related to parallel processing or the specific transaction can lead to this error.
  System Resource Limitations: If the system is under heavy load or if there are insufficient resources (like memory or processing power), it may fail to handle parallel processing requests.
  Transaction Errors: There may be specific issues with the purchase orders being processed, such as missing data or inconsistencies.
  
  Solutions:
  
  Check for Locks: Use transaction codes like SM12 to check for any locks on the purchase orders being processed. If locks are found, you may need to wait for them to be released or resolve the locking issue.
  Review Configuration: Ensure that the configuration for parallel processing is set up correctly. This may involve checking settings in transaction codes like SPRO or SM30.
  Monitor System Performance: Use transaction codes like SM37 to monitor job performance and check for any resource bottlenecks. If the system is overloaded, consider scheduling jobs during off-peak hours.
  Error Logs: Check the application logs using transaction SLG1 to get more details about the error. This can provide insights into what specifically went wrong during the processing.
  Test with Single Processing: If possible, try processing the purchase orders one at a time to see if the error persists. This can help isolate whether the issue is related to parallel processing.
  Consult SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide patches or updates that could resolve the issue.
  
  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 understand the context of the error.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  SAP Support: If the issue persists and is critical, consider reaching out to SAP Support for assistance, providing them with detailed information about the error and the context in which it occurred.
  
  By following these steps, you should be able to diagnose and potentially resolve the /PF1/MSG_GUI203 error during parallel processing of purchase orders in SAP.