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