How To Fix CJ263 - Creating sub-trees is not allowed

CJ263 - Overview

• Message type: E = Error

• Message class: CJ - Project master data and structure

• Message number: 263

• Message text: Creating sub-trees is not allowed

What causes this issue?

You want to copy the sub-tree &2 from project &1. This action is only
supported if the target project already exists. This is not the case.

How to fix this error?

Delete WBS element &2 on the initial screen and then copy the whole
project.

Error message extract from SAP system. Copyright SAP SE.

CJ263 - Details

• The SAP error message CJ263 ("Creating sub-trees is not allowed") typically occurs in the context of project management within SAP, particularly when dealing with Work Breakdown Structures (WBS) in Project System (PS). This error indicates that the system is preventing the creation of a sub-tree under a certain node in the WBS hierarchy.
  Causes:
  
  Hierarchy Restrictions: The node you are trying to create a sub-tree under may have restrictions that prevent it from having child nodes. This can be due to the configuration of the project or the specific settings of the WBS element.
  Status of the WBS Element: The WBS element may be in a status that does not allow changes, such as being locked or completed.
  Project Type: Certain project types or structures may not allow the creation of sub-trees based on their configuration.
  Authorization Issues: The user may not have the necessary authorizations to create or modify the WBS structure.
  
  Solutions:
  
  Check WBS Element