How To Fix CN511 - Enter either standard network or network to copy

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 511

• Message text: Enter either standard network or network to copy

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CN511 - Enter either standard network or network to copy ?

  The SAP error message CN511 ("Enter either standard network or network to copy") typically occurs in the context of project management or network planning within the SAP system, particularly when working with networks in the Project System (PS) module.
  Cause:
  This error message is triggered when the system expects you to enter either a standard network or a specific network to copy, but neither has been provided. This can happen in various scenarios, such as when trying to create a new network based on an existing one or when trying to copy a standard network for project planning.
  Solution:
  To resolve the CN511 error, you should take the following steps:
  
  
  Check Input Fields: Ensure that you have entered a valid standard network or a specific network number in the relevant fields. If you are trying to copy a network, make sure that the network you want to copy exists in the system.
  
  
  Use the Correct Transaction: Make sure you are using the correct transaction code for the operation you are trying to perform. For example, if you are trying to create a network, you might be using transaction codes like CN21 (Create Network) or CN22 (Change Network).
  
  
  Verify Network Existence: If you are trying to copy a network, verify that the network you are trying to copy actually exists in the system. You can do this by checking the network in the Project System.
  
  
  Check Authorizations: Ensure that you have the necessary authorizations to access the networks you are trying to work with. Lack of proper authorizations can sometimes lead to unexpected errors.
  
  
  Consult Documentation: If you are unsure about the standard networks available or how to use them, refer to the SAP documentation or help files related to the Project System module.
  
  
  Contact Support: If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in the Project System module, such as CN21, CN22, CN41, etc.
  SAP Notes: Check for any SAP Notes related to this error message in the SAP Support Portal, as there may be specific patches or updates that address this issue.
  User Manuals: Review user manuals or training materials related to the Project System for more detailed guidance on working with networks.
  
  By following these steps, you should be able to resolve the CN511 error and continue with your project planning activities in SAP.