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., @, #, $,