How To Fix CN386 - A network connected by relationships does not yet exist

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 386

• Message text: A network connected by relationships does not yet exist

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CN386 - A network connected by relationships does not yet exist ?

  The SAP error message CN386, which states "A network connected by relationships does not yet exist," typically occurs in the context of project management or network planning within SAP, particularly in the Project System (PS) module. This error indicates that the system is unable to find a network that is supposed to be connected through relationships defined in the project.
  Cause:
  
  Missing Network: The network that is supposed to be connected through the relationships may not have been created yet.
  Incorrect Relationships: The relationships defined between activities or elements may not point to existing networks or may be incorrectly configured.
  Data Inconsistency: There may be inconsistencies in the data, such as missing or incorrect references to networks or activities.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to view or access the network.
  
  Solution:
  
  Check Network Creation: Ensure that the network you are trying to connect to has been created. You can do this by navigating to the network overview in the Project System.
  Verify Relationships: Review the relationships defined between the activities. Make sure they are correctly pointing to existing networks and that the network IDs are valid.
  Create Missing Networks: If the network does not exist, create it using transaction code CN21 (Create Network) or CJ20N (Project Builder).
  Check for Data Consistency: Use transaction codes like CNO1 (Network Overview) or CNO2 (Network Change) to check for any inconsistencies in the network data.
  Authorization Check: Ensure that you have the necessary authorizations to access the network. You may need to contact your SAP security administrator if you suspect authorization issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CJ20N (Project Builder), CN21 (Create Network), and CN22 (Change Network).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for notes in the SAP Support Portal.
  Documentation: Review SAP documentation related to Project System and network planning for best practices and guidelines on setting up networks and relationships.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in the Project System module.