How To Fix ESH_OM_OBJ_MODEL_RP2419 - Navigation ID of backend navigation &1/&2 contains forbidden characters

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_OM_OBJ_MODEL_RP2 - Object Model Repository (2)

• Message number: 419

• Message text: Navigation ID of backend navigation &1/&2 contains forbidden characters

What causes this issue?

The navigation ID of backend navigation &v1&/&v2& ( target ui type /
navigation ID ) contains forbidden characters.
Only the characters 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_/' are allowed.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_OM_OBJ_MODEL_RP2419 - Navigation ID of backend navigation &1/&2 contains forbidden characters ?

  The SAP error message ESH_OM_OBJ_MODEL_RP2419 indicates that there is an issue with the Navigation ID in the backend navigation, specifically that it contains forbidden characters. This error typically arises in the context of SAP Enterprise Search or when working with the SAP Business Object Model.
  Cause:
  The error is caused by the presence of characters in the Navigation ID that are not allowed according to the system's validation rules. This can happen due to:
  
  Special characters or symbols that are not permitted.
  Incorrect formatting of the Navigation ID.
  Data inconsistencies or corruption in the backend system.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify the Navigation ID: Check the specific Navigation ID mentioned in the error message (represented by &1 and &2). This will help you pinpoint the exact entry causing the issue.
  
  
  Review the Navigation ID: Examine the Navigation ID for any forbidden characters. Common forbidden characters may include:
  
  Spaces
  Special characters (e.g., @, #, $, %, &, etc.)
  Non-alphanumeric characters
  
  
  
  Correct the Navigation ID: If you find any forbidden characters, modify the Navigation ID to remove or replace them with valid characters. Ensure that the ID adheres to the naming conventions and rules defined by your SAP system.
  
  
  Check Backend Configuration: If the Navigation ID is generated or configured in the backend, review the configuration settings to ensure that they are set up correctly and do not produce invalid IDs.
  
  
  Test the Changes: After making the necessary corrections, test the functionality again to ensure that the error no longer occurs.
  
  
  Consult Documentation: If you are unsure about the allowed characters or naming conventions, refer to the SAP documentation or guidelines specific to your version of SAP.
  
  
  Seek Support: If the issue persists after making corrections, consider reaching out to SAP support or your internal IT team for further assistance.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  System Logs: Review system logs for any additional error messages or warnings that may provide more context about the issue.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  By following these steps, you should be able to resolve the ESH_OM_OBJ_MODEL_RP2419 error and ensure that your Navigation IDs are compliant with the system's requirements.