/CPD/PFP_MESSAGES464 - Program &1 is already running in another work process.

SAP Error Message - Details

• Message type: E = Error

• Message class: /CPD/PFP_MESSAGES -

• Message number: 464

• Message text: Program &1 is already running in another work process.

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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AnswerBot

• What is the cause and solution for SAP error message /CPD/PFP_MESSAGES464 - Program &1 is already running in another work process. ?

  The SAP error message /CPD/PFP_MESSAGES464 Program &1 is already running in another work process indicates that a particular program (denoted by &1) is already being executed in another work process. This is a common issue in SAP systems when multiple users or processes attempt to run the same program simultaneously.
  Cause:
  
  Concurrent Execution: The program is designed to allow only one instance to run at a time. If a user tries to execute the program while it is already running, this error will occur.
  Long-Running Processes: If the program takes a long time to execute, it may lead to other users being unable to start it until the first instance completes.
  System Configuration: The system may be configured to restrict concurrent executions of certain programs for performance or data integrity reasons.
  
  Solution:
  
  Wait for Completion: The simplest solution is to wait for the currently running instance of the program to complete. You can check the status of the program in transaction codes like SM37 (Job Monitoring) or SM50 (Process Overview).
  Identify the Running Instance: Use transaction SM37 to find out which user or job is currently executing the program. You can filter by the program name to locate it quickly.
  Terminate the Running Instance: If you have the necessary authorizations and it is safe to do so, you can terminate the running instance using SM50 or SM37. However, be cautious with this approach, as it may lead to data inconsistencies or other issues.
  Review Program Logic: If this is a frequent issue, consider reviewing the program's logic to see if it can be modified to allow for concurrent execution, if appropriate.
  Check for Locks: Sometimes, the program may be holding locks that prevent other instances from running. Investigate any locks using transaction SM12.
  Consult Documentation: Check the program documentation or consult with the development team to understand if there are specific reasons for the restriction on concurrent execution.
  
  Related Information:
  
  Transaction Codes:
  
  SM37: Job Monitoring
  SM50: Process Overview
  SM12: Display and Delete Locks
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific program or error message.
  Performance Considerations: If the program is resource-intensive, consider scheduling it during off-peak hours to minimize conflicts.
  User Training: Ensure that users are aware of the program's execution limitations to prevent unnecessary attempts to run it concurrently.
  
  By following these steps, you should be able to resolve the error and understand the underlying issues related to the program execution in your SAP environment.