How To Fix RFM_PSST_MSG042 - Cannot assign the PSST grouping rule when "Exclude from PSST" is selected

RFM_PSST_MSG042 - Overview

• Message type: E = Error

• Message class: RFM_PSST_MSG - Message Class for PSST

• Message number: 042

• Message text: Cannot assign the PSST grouping rule when "Exclude from PSST" is selected

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RFM_PSST_MSG042 - Cannot assign the PSST grouping rule when "Exclude from PSST" is selected ?

  The SAP error message RFM_PSST_MSG042 indicates that there is an issue with the assignment of a PSST (Project System Settlement) grouping rule when the "Exclude from PSST" option is selected. This typically occurs in the context of project system (PS) configuration and settlement processes.
  
  Cause:
  The error arises when you attempt to assign a PSST grouping rule to a project or WBS (Work Breakdown Structure) element that has been marked to be excluded from PSST. The "Exclude from PSST" option indicates that the project or WBS element should not be included in the settlement process, which conflicts with the attempt to assign a grouping rule that is meant for elements that will be settled.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Project/WBS Settings:
  
  Navigate to the project or WBS element in question.
  Verify if the "Exclude from PSST" option is indeed selected. If it is, and you want to assign a