How To Fix CN443 - Status of activity & does not permit subnetwork to be created

CN443 - Overview

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 443

• Message text: Status of activity & does not permit subnetwork to be created

What causes this issue?

According to status management, the business transaction <LS>Create
subnetwork</> is not allowed for activity &V1&.

System Response

INCLUDE 'NA_ALLG_NOFUNKTION' OBJECT DOKU ID TX

Error message extract from SAP system. Copyright SAP SE.

CN443 - Details

• The SAP error message CN443, which states "Status of activity & does not permit subnetwork to be created," typically occurs in the context of project management and network activities within SAP's Project System (PS) module. This error indicates that the status of a particular activity does not allow for the creation of a subnetwork.
  
  Cause:
  The error can arise due to several reasons, including:
  
  
  Activity Status: The activity in question may have a status that restricts further processing. For example, if the activity is already completed or closed, it may not allow for the creation of a subnetwork.
  
  
  Network Type: The type of network or activity may not support the creation of subnetworks. Certain network types have specific rules regarding how they can be structured.
  
  
  Project Structure: The overall structure of the project may not allow for subnetworks due to its configuration or settings.
  
  
  Authorization Issues: There may be authorization restrictions preventing the creation of subnetworks