How To Fix PMMO_PEGGING009 - Replenishment &1 cannot be assigned (parent: &2) - group missing

PMMO_PEGGING009 - Overview

• Message type: E = Error

• Message class: PMMO_PEGGING - Messages for Pegging in PMMO

• Message number: 009

• Message text: Replenishment &1 cannot be assigned (parent: &2) - group missing

What causes this issue?

The replenishment &v1& cannot be assigned as the grouping WBS element is
missing in the requirement.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

PMMO_PEGGING009 - Details

• The SAP error message PMMO_PEGGING009 indicates that there is an issue with the assignment of a replenishment order to a parent item in the context of production planning or materials management. Specifically, the error states that the replenishment cannot be assigned because a group is missing.
  
  Cause:
  
  Missing Group Assignment: The error typically arises when the replenishment order (e.g., a planned order or purchase requisition) does not have a valid group assignment that is required for it to be linked to the parent item.
  
  Configuration Issues: There may be configuration settings in the system that are not properly set up, leading to the inability to assign the replenishment to the parent item.
  Master Data Issues: The master data for either the replenishment item or the parent item may be incomplete or incorrectly configured, particularly in terms of group assignments or relationships.
  Hierarchy Issues: The parent-child relationship in the bill of materials (BOM) or production structure