How To Fix G4504 - Network number is required.

SAP Error Message - Details

• Message type: E = Error

• Message class: G4 - EC-CS Consolidation

• Message number: 504

• Message text: Network number is required.

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 G4504 - Network number is required. ?

  The SAP error message G4504 ("Network number is required") typically occurs in the context of project management or network planning within the SAP system, particularly when working with project structures or network activities in the Project System (PS) module. This error indicates that a network number is required for the operation you are trying to perform, but it has not been provided or is missing.
  Cause:
  
  Missing Network Number: The most common cause of this error is that the user has not entered a network number in the relevant field when trying to create or modify a project or network activity.
  Incorrect Configuration: There may be issues with the configuration of the project or network settings in the SAP system.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access or create networks, leading to this error.
  
  Solution:
  
  Enter Network Number: Ensure that you enter a valid network number in the appropriate field. If you are creating a new network, make sure to fill in all required fields, including the network number.
  Check Project Settings: Review the project settings to ensure that all necessary configurations are in place. This includes checking if the project type requires a network number.
  Authorization Check: Verify that you have the necessary authorizations to create or modify networks. If not, contact your SAP administrator to obtain the required permissions.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the transaction or process you are working with, as there may be additional requirements or steps needed.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in the Project System module, such as CJ20N (Project Builder) or CN21 (Create Network).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide insights into specific bugs or configuration issues that may be causing the error.
  User Training: If this error is common among users, consider providing training or resources to help them understand how to properly enter network numbers and manage project structures in SAP.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant for further assistance.