How To Fix CJ572 - Subnetwork cannot be shown

SAP Error Message - Details

• Message type: E = Error

• Message class: CJ - Project master data and structure

• Message number: 572

• Message text: Subnetwork cannot be shown

What causes this issue?

You selected an activity and want to show its dependent subnetwork.

System Response

The subnetwork for the selected activity cannot be shown, because
either activities in the subnetwork are assigned to a different project
than the one you see on the planning board.
or the subnetwork consists of only a header and has no activities.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CJ572 - Subnetwork cannot be shown ?

  The SAP error message CJ572 ("Subnetwork cannot be shown") typically occurs in the context of project management within the SAP system, particularly when dealing with network activities in Project System (PS) or related modules. This error indicates that the system is unable to display a specific subnetwork due to various reasons.
  Causes:
  
  Missing or Incomplete Data: The subnetwork may not have been created properly, or there may be missing data in the project structure.
  Authorization Issues: The user may not have the necessary authorizations to view the subnetwork.
  Network Structure Issues: There may be inconsistencies or errors in the network structure that prevent it from being displayed.
  System Configuration: Incorrect configuration settings in the project system or related modules can lead to this error.
  Technical Issues: There may be underlying technical issues, such as database inconsistencies or system performance problems.
  
  Solutions:
  
  Check Data Completeness: Verify that all necessary data for the subnetwork is complete and correctly entered. Ensure that all required fields are filled out.
  Review Authorizations: Check the user’s authorization profile to ensure they have the necessary permissions to view the subnetwork. This can be done through transaction codes like SU53 or PFCG.
  Analyze Network Structure: Use transaction codes like CJ20N or CN41 to analyze the network structure and identify any inconsistencies or errors.
  Recreate the Subnetwork: If the subnetwork is corrupted or incomplete, consider recreating it from scratch.
  Check Configuration Settings: Review the configuration settings in the Project System to ensure they are set up correctly.
  Consult SAP Notes: Look for relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide solutions or workarounds for known issues.
  Technical Support: If the issue persists, consider reaching out to your SAP support team or consulting with SAP directly for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CJ20N (Project Builder), CN41 (Network Overview), and CJ02 (Change Project).
  SAP Documentation: Refer to the official SAP documentation for Project System for detailed information on network structures and troubleshooting.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to diagnose and resolve the CJ572 error in SAP.