How To Fix PMMO_DISTRIBUTION041 - All failed parallel sessions were successfully restarted

SAP Error Message - Details

• Message type: E = Error

• Message class: PMMO_DISTRIBUTION - Messages for Distribution in PMMO

• Message number: 041

• Message text: All failed parallel sessions were successfully restarted

What causes this issue?

Not all parallel processing sessions could be processed successfully on
the first attempt. However, the system was able to automatically correct
the errors and restart the processes.

System Response

All parallel processing sessions were completed but may contain errors.

How to fix this error?

Check the log for error messages.

Procedure for System Administrators

INCLUDE PMMO_MMI_CUSTOMIZABLE_MSG OBJECT DOKU ID TX LANGUAGE EN

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PMMO_DISTRIBUTION041 - All failed parallel sessions were successfully restarted ?

  The SAP error message PMMO_DISTRIBUTION041 indicates that all failed parallel sessions in a distribution process have been successfully restarted. This message typically arises in the context of the SAP Production Planning (PP) or Plant Maintenance (PM) modules, particularly when dealing with parallel processing of data.
  Cause:
  
  Parallel Processing Issues: The error usually occurs when there are issues with parallel processing sessions. This can happen due to resource constraints, such as memory or CPU limitations, or due to temporary system unavailability.
  Data Locking: If multiple sessions are trying to access the same data simultaneously, it can lead to locking issues, causing some sessions to fail.
  Configuration Issues: Incorrect configuration settings for parallel processing in the system can also lead to this error.
  Network Issues: Temporary network issues can disrupt communication between the application server and the database, leading to session failures.
  
  Solution:
  
  Monitor System Resources: Check the system's performance metrics (CPU, memory, etc.) to ensure that there are sufficient resources available for parallel processing.
  Review Logs: Look into the application logs (transaction SM21) and the job logs (transaction SM37) to identify any specific errors or warnings that occurred during the failed sessions.
  Adjust Parallel Processing Settings: If the issue is related to configuration, consider adjusting the settings for parallel processing in the relevant configuration areas (e.g., in transaction SPRO).
  Increase Timeout Settings: If network issues are suspected, increasing the timeout settings for the sessions may help.
  Check for Data Locks: Use transaction SM12 to check for any locks on the data that might be causing the sessions to fail. If necessary, release the locks.
  Retry the Process: If the sessions have been restarted successfully, monitor the process to ensure that it completes without further issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM21 (System Log), SM37 (Job Monitoring), and SM12 (Lock Entries) for troubleshooting.
  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.
  Documentation: Review the official SAP documentation for the specific module you are working with (PP or PM) to understand the context of parallel processing and any specific configurations that may be relevant.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.