How To Fix ESH_OM_OBJ_MODEL_REP193 - Node name &1 contains forbidden characters

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_OM_OBJ_MODEL_REP - Object Model Repository

• Message number: 193

• Message text: Node name &1 contains forbidden characters

What causes this issue?

Node name &v1& contains forbidden characters.

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?

Only the following characters are allowed:
ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_/$

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_REP193 - Node name &1 contains forbidden characters ?

  The SAP error message ESH_OM_OBJ_MODEL_REP193 indicates that a node name in the Object Model contains forbidden characters. This error typically arises in the context of the SAP Enterprise Search or SAP HANA Search, where certain naming conventions must be adhered to.
  Cause:
  The error is triggered when a node name (which could be a part of a data model, search model, or similar structure) includes characters that are not allowed. Forbidden characters can include special characters, spaces, or any other characters that do not conform to the naming conventions defined by SAP.
  Solution:
  To resolve this error, you should:
  
  
  Identify the Node Name: Check the error message for the specific node name indicated by &1. This will help you pinpoint which node is causing the issue.
  
  
  Review Naming Conventions: Refer to the SAP documentation or guidelines for naming conventions in the context of the Object Model. Ensure that the node name adheres to these conventions.
  
  
  Modify the Node Name: If the node name contains forbidden characters, modify it to remove or replace those characters. Use only allowed characters, which typically include:
  
  Alphanumeric characters (A-Z, a-z, 0-9)
  Underscores (_)
  Dashes (-)
  
  
  
  Re-deploy or Re-activate: After making the necessary changes to the node name, re-deploy or re-activate the object model or search model to ensure that the changes take effect.
  
  
  Test the Changes: After making the modifications, test the functionality to ensure that the error no longer occurs and that the system behaves as expected.
  
  
  Related Information:
  
  SAP Documentation: Always refer to the latest SAP documentation for specific guidelines on naming conventions and restrictions.
  SAP Community: Engage with the SAP Community forums for insights and solutions from other users who may have encountered similar issues.
  Transaction Codes: Familiarize yourself with relevant transaction codes (like SE11, SE80, etc.) that may help you navigate and modify the object model in SAP.
  
  By following these steps, you should be able to resolve the ESH_OM_OBJ_MODEL_REP193 error and ensure that your node names comply with SAP's requirements.