How To Fix PMMO_PEGGING033 - Mandatory field "Grouping WBS Element" (GRPNR) is not filled

PMMO_PEGGING033 - Overview

• Message type: E = Error

• Message class: PMMO_PEGGING - Messages for Pegging in PMMO

• Message number: 033

• Message text: Mandatory field "Grouping WBS Element" (GRPNR) is not filled

Self-Explanatory Message

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PMMO_PEGGING033 - Details

• The SAP error message PMMO_PEGGING033 indicates that a mandatory field, specifically the "Grouping WBS Element" (GRPNR), is not filled in the context of a process related to Project System (PS) or Material Management (MM). This error typically arises when trying to create or process a document that requires a Work Breakdown Structure (WBS) element for grouping purposes.
  
  Cause:
  The error occurs because the system expects a value in the "Grouping WBS Element" field, which is essential for the operation being performed. This field is often required in scenarios involving project-related transactions, such as creating purchase orders, production orders, or other documents that are linked to project accounting.
  
  Solution:
  To resolve this error, you need to ensure that the "Grouping WBS Element" (GRPNR) field is filled in the relevant transaction. Here are the steps you can take:
  
  
  Identify the Transaction: Determine which transaction or document you are trying to create or process when you encounter this