How To Fix CN607 - Not printed - no loops or deleted activities exist

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 607

• Message text: Not printed - no loops or deleted activities exist

What causes this issue?

Because the network or standard network doesn't have any loops or
deleted activities, you cannot print.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CN607 - Not printed - no loops or deleted activities exist ?

  The SAP error message CN607 ("Not printed - no loops or deleted activities exist") typically occurs in the context of project management and network activities within SAP's Project System (PS) module. This error indicates that the system is unable to print the network activities or project structure because there are no valid loops or the activities have been deleted.
  Causes:
  
  No Loops Defined: The network activities may not have any defined loops, which are necessary for the printing process.
  Deleted Activities: The activities that are supposed to be printed may have been deleted or are not active in the system.
  Incorrect Network Structure: The network structure may not be correctly set up, leading to the absence of valid activities for printing.
  Missing Data: Required data for the network or project may be missing or incomplete.
  
  Solutions:
  
  
  Check Network Structure:
  
  Go to the network in question and verify that it has valid activities and that they are not deleted.
  Ensure that the network has been correctly structured with the necessary loops.
  
  
  
  Review Activity Status:
  
  Check the status of the activities within the network. Make sure that they are not marked as deleted or inactive.
  If activities are deleted, consider restoring them if they are still needed.
  
  
  
  Define Loops:
  
  If loops are not defined, you may need to create them. Loops are essential for the printing process, so ensure that they are properly set up in the network.
  
  
  
  Check for Missing Data:
  
  Ensure that all required fields and data for the network and activities are filled out correctly. Missing data can lead to issues with printing.
  
  
  
  Use Transaction Codes:
  
  Use transaction codes like CN21 (Create Network) or CN22 (Change Network) to review and modify the network structure as needed.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for additional guidance on network structures and printing processes.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP PS, such as CN01 (Display Network), CN03 (Display Network with Activities), and CN04 (Display Network with Relationships).
  SAP Notes: Check for any SAP Notes related to error CN607 for specific patches or updates that may address the issue.
  User Roles: Ensure that you have the necessary permissions to view and modify network activities in SAP.
  
  By following these steps, you should be able to identify the cause of the CN607 error and implement a solution to resolve it.