How To Fix PMMO_DISTRIBUTION040 - Failed parallel session for grouping WBS &1 restarted with pckg size &2

SAP Error Message - Details

• Message type: E = Error

• Message class: PMMO_DISTRIBUTION - Messages for Distribution in PMMO

• Message number: 040

• Message text: Failed parallel session for grouping WBS &1 restarted with pckg size &2

What causes this issue?

An out-of-memory runtime error occurred during the parallel processing
session of the grouping WBS element &V1&.
This session was now restarted with a new package size of &V2&.

System Response

This is a technical information message only.

How to fix this error?

Check the log for termination 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_DISTRIBUTION040 - Failed parallel session for grouping WBS &1 restarted with pckg size &2 ?

  The SAP error message PMMO_DISTRIBUTION040 indicates that there was a failure in a parallel session for grouping Work Breakdown Structure (WBS) elements during a distribution process. This error typically occurs in the context of Project System (PS) or Controlling (CO) modules when there are issues with the distribution of costs or revenues related to WBS elements.
  Causes:
  
  Data Locking Issues: The error may occur if there are data locking issues, where multiple sessions are trying to access the same data simultaneously.
  Resource Limitations: Insufficient system resources (like memory or processing power) can lead to failures in processing parallel sessions.
  Configuration Issues: Incorrect configuration settings in the distribution process or in the WBS elements can lead to errors.
  Batch Size: The package size specified for processing may be too large, causing the system to fail when trying to handle it in parallel.
  Network Issues: Temporary network issues can disrupt the communication between the application server and the database.
  
  Solutions:
  
  Check for Locks: Use transaction codes like SM12 to check for any locks on the WBS elements and resolve them if necessary.
  Adjust Package Size: If the error message indicates a specific package size, consider reducing the package size to see if that resolves the issue.
  Monitor System Resources: Check system performance and resource utilization using transaction codes like ST03N or SM66. If resources are constrained, consider optimizing the system or scheduling the job during off-peak hours.
  Review Configuration: Ensure that the configuration settings for the distribution process and WBS elements are correct. This may involve checking settings in the Project System or Controlling modules.
  Retry the Process: Sometimes, simply retrying the process after a short period can resolve transient issues.
  Check Logs: Review the application logs (transaction SLG1) for more detailed error messages that can provide additional context on the failure.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  SM12: To check and manage locks.
  SM37: To monitor background jobs.
  SLG1: To view application logs.
  ST22: To check for dumps that may provide more insight into the error.
  
  
  SAP Documentation: Review SAP documentation related to the Project System and Controlling modules for best practices on managing WBS elements and distribution processes.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.