How To Fix RESCPG003 - Participation group &1 does not have a unique assignment

RESCPG003 - Overview

• Message type: E = Error

• Message class: RESCPG - Participation Group

• Message number: 003

• Message text: Participation group &1 does not have a unique assignment

What causes this issue?

When assigning participation groups to another participation group, you
created a loop assignment. Therefore, the system cannot determine the
objects assigned to participation group &v1&.

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

System Response

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

RESCPG003 - Details

• The SAP error message RESCPG003 indicates that there is an issue with the participation group in the context of resource planning or project management. Specifically, the message states that the participation group identified by &1 does not have a unique assignment. This typically means that the system has found multiple assignments for the same participation group, which is not allowed in the context of the operation you are trying to perform.
  
  Cause:
  
  Duplicate Assignments: The participation group may have been assigned to multiple resources or projects, leading to ambiguity in the system.
  
  Configuration Issues: There may be a configuration issue in the participation group settings that allows for non-unique assignments.
  Data Integrity Issues: There could be inconsistencies in the data, such as incorrect entries or missing data that lead to multiple assignments being recognized.
  
  
  Solution:
  
  
  Check Assignments: Review the assignments for the participation group in question. Ensure that each participation group is assigned uniquely to a