How To Fix CN802 - Network & does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 802

• Message text: Network & does not exist

What causes this issue?

You have entered a relationship to a network that doesn't exist.

System Response

INCLUDE 'NA_ALLG_NOVERARBEITUNG' OBJECT DOKU ID TX

How to fix this error?

INCLUDE 'NA_ALLG_URSACHEN' OBJECT DOKU ID TX
Check that you have entered the correct number for the network.
Check to make sure that the network, whose number you have entered,
really does exist.
Enter another number for the network.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CN802 - Network & does not exist ?

  The SAP error message CN802 ("Network & does not exist") typically occurs in the context of project management or network planning within the SAP system, particularly in the Project System (PS) module. This error indicates that the system is unable to find a specific network that you are trying to reference or work with.
  Causes:
  
  Incorrect Network Number: The network number you are trying to access may be incorrect or mistyped.
  Network Deletion: The network may have been deleted or archived, making it unavailable for the current transaction.
  Authorization Issues: You may not have the necessary authorizations to view or access the network.
  Data Consistency Issues: There may be inconsistencies in the database or issues with the project structure that prevent the network from being recognized.
  Incorrect Project Definition: The network might not be assigned to the project definition you are working with.
  
  Solutions:
  
  Verify Network Number: Double-check the network number you are entering to ensure it is correct.
  Check Network Status: Use transaction codes like CN21 (Create Network) or CN22 (Change Network) to see if the network exists and is active.
  Review Authorizations: Ensure that you have the necessary permissions to access the network. You may need to contact your SAP security administrator.
  Check Project Structure: Make sure that the network is correctly assigned to the project definition. You can use transaction CJ20N to review the project structure.
  Consult with IT Support: If the issue persists, it may be necessary to consult with your IT support team or SAP Basis team to check for any underlying database issues or inconsistencies.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CN21, CN22, CJ20N, and CJ01 (Create Work Breakdown Structure).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Review SAP documentation or help files related to Project System and network management for further insights.
  
  If you continue to experience issues after trying these solutions, it may be beneficial to provide more context or specific details about the steps leading to the error for more tailored assistance.