How To Fix GHO_NETOBJ_UI001 - Network object ID &1 already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: GHO_NETOBJ_UI - Network Object Messages for UI

• Message number: 001

• Message text: Network object ID &1 already exists

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 GHO_NETOBJ_UI001 - Network object ID &1 already exists ?

  The SAP error message GHO_NETOBJ_UI001 indicates that a network object ID you are trying to create or modify already exists in the system. This typically occurs in the context of project management or network planning within SAP, where unique identifiers are required for network objects.
  Cause:
  
  Duplicate Entry: The most common cause is that the network object ID you are trying to create is already in use by another network object.
  Incorrect Input: There may be a typographical error in the ID you are trying to enter, leading to confusion with an existing ID.
  Data Migration Issues: If data has been migrated from another system, there may be conflicts with existing IDs.
  Concurrent Users: Another user may have created the same network object ID at the same time.
  
  Solution:
  
  Check Existing IDs: Use transaction codes like CN21 (Create Network) or CN22 (Change Network) to search for existing network objects. Verify if the ID you are trying to use is already in the system.
  Choose a Different ID: If the ID is indeed taken, select a different, unique ID for your new network object.
  Review Input: Double-check the ID you are entering for any typographical errors.
  Consult with Team: If you are working in a team environment, check with colleagues to ensure no one else is using the same ID.
  Data Cleanup: If this issue arises from data migration, consider cleaning up duplicate entries or adjusting the ID generation logic to avoid conflicts.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes for managing network objects, such as CN21, CN22, CN23 (Display Network), and CJ20N (Project Builder).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Review SAP documentation on network object management for best practices on ID assignment and management.
  User Authorization: Ensure you have the necessary authorizations to create or modify network objects, as restrictions may lead to unexpected errors.
  
  If the problem persists after trying the above solutions, consider reaching out to your SAP support team for further assistance.