How To Fix CJ420 - No hierarchical changes possible since the project has budget postings

CJ420 - Overview

• Message type: E = Error

• Message class: CJ - Project master data and structure

• Message number: 420

• Message text: No hierarchical changes possible since the project has budget postings

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CJ420 - No hierarchical changes possible since the project has budget postings ?

  The SAP error message CJ420 ("No hierarchical changes possible since the project has budget postings") typically occurs in the context of Project System (PS) when you attempt to make changes to the project hierarchy (such as changing the structure of a project or its WBS elements) after budget postings have been made against that project. This is a safeguard in SAP to prevent inconsistencies in financial reporting and project management.
  
  Cause:
  
  Budget Postings: The primary cause of this error is that there are already budget postings made against the project or its WBS elements. Once budget postings are made, the system locks certain hierarchical changes to maintain data integrity.
  Project Status: The project may be in a status that does not allow for hierarchical changes. For example, if the project is already in a "Released" status, certain changes may be restricted.
  Configuration Settings: The system configuration may also restrict changes to projects with budget