How To Fix GRPG128 - Deleting an automatically created assignement is not allowed

GRPG128 - Overview

• Message type: E = Error

• Message class: GRPG - Grouping/Pegging for Individual Project Planning

• Message number: 128

• Message text: Deleting an automatically created assignement is not allowed

What causes this issue?

You want to delete an assignment that was generated for project &v1&
in the background using <DS:DE.GRONTOP>automatische requirements
grouping</>. Automatic requirements grouping implies that all the WBS
elements in the project are planned together.

System Response

INCLUDE NA_ALLG_NOVERARBEITUNG OBJECT DOKU ID TX

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GRPG128 - Deleting an automatically created assignement is not allowed ?

  The SAP error message GRPG128, which states "Deleting an automatically created assignment is not allowed," typically occurs in the context of managing assignments in SAP, particularly when dealing with automatic assignments in the system. This error can arise in various modules, such as SAP Materials Management (MM) or SAP Production Planning (PP), where automatic assignments are created by the system based on certain criteria.
  
  Cause:
  The error is triggered when a user attempts to delete an assignment that was automatically generated by the system. Automatic assignments are usually created based on predefined rules or configurations, and the system restricts users from manually deleting these assignments to maintain data integrity and consistency.
  
  Solution:
  To resolve this error, consider the following approaches:
  
  
  Review the Assignment: Check the details of the assignment you are trying to delete. Understand why it was created automatically and whether it is necessary for your process.
  
  
  Change the Configuration: If you believe that the