How To Fix CN422 - Enter a valid standard network

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 422

• Message text: Enter a valid standard network

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CN422 - Enter a valid standard network ?

  The SAP error message CN422 ("Enter a valid standard network") 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. This error indicates that the system expects a valid standard network to be entered, but the input provided does not meet the required criteria.
  Causes:
  
  Invalid Network Number: The network number entered does not exist in the system or is not a standard network.
  Network Type: The network type may not be set up correctly, or the network may not be defined as a standard network.
  Authorization Issues: The user may not have the necessary authorizations to access the specified network.
  Data Inconsistencies: There may be inconsistencies or missing data in the network configuration or project structure.
  
  Solutions:
  
  Check Network Number: Verify that the network number you are entering is correct and exists in the system. You can do this by navigating to the network overview in the Project System.
  Use Standard Networks: Ensure that you are using a standard network that has been properly defined in the system. You can create or modify standard networks using transaction codes like CN21 (Create Standard Network) or CN22 (Change Standard Network).
  Authorization Check: Ensure that you have the necessary authorizations to access and modify the network. You may need to contact your SAP security administrator for assistance.
  Review Network Configuration: Check the configuration of the network to ensure that all required fields and settings are correctly defined. Look for any missing or incorrect data that could be causing the issue.
  Consult Documentation: Refer to SAP documentation or help resources for additional guidance on standard networks and their configuration.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CN21, CN22, CN41 (Display Network), and CJ20N (Project Builder) for managing networks and projects.
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message CN422.
  User Forums: Consider visiting SAP community forums or discussion boards for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant for further investigation.