How To Fix ESH_OM_OBJ_MODEL_RP2391 - Field mapping resp. fld. &1 / rel. persp. attribute &2 already exists

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 391

• Message text: Field mapping resp. fld. &1 / rel. persp. attribute &2 already exists

What causes this issue?

There exists already a field mapping for response field &v1& and related
perspective attribute &v2&.

System Response

The field mapping cannot be created.

How to fix this error?

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

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_RP2391 - Field mapping resp. fld. &1 / rel. persp. attribute &2 already exists ?

  The SAP error message ESH_OM_OBJ_MODEL_RP2391 indicates that there is a conflict in the field mapping configuration within the SAP Enterprise Search (SAP ESH) framework. Specifically, it suggests that a mapping for the specified field (&1) to the related perspective attribute (&2) already exists, which means that the system is trying to create a duplicate mapping.
  Cause:
  
  Duplicate Mapping: The most common cause of this error is that there is an attempt to create a field mapping that already exists in the system. This can happen if the same field is being mapped to the same attribute multiple times.
  Configuration Error: There may be an error in the configuration settings where the same field is inadvertently being referenced multiple times.
  Data Model Changes: If there have been recent changes to the data model or mappings, it could lead to conflicts if the changes are not properly managed.
  
  Solution:
  
  Check Existing Mappings: Review the existing field mappings in the SAP ESH configuration. Look for the specific field (&1) and the related perspective attribute (&2) to confirm if the mapping already exists.
  Remove Duplicate Mapping: If a duplicate mapping is found, you can either remove the existing mapping or modify the new mapping to avoid the conflict.
  Adjust Configuration: If the error arises from a configuration issue, ensure that the mappings are correctly set up and that there are no unintended duplicates.
  Transport Requests: If the mappings were transported from another system, ensure that the transport did not include duplicates. You may need to adjust the transport request accordingly.
  Consult Documentation: Refer to SAP documentation or notes related to ESH configuration for any specific guidelines or best practices regarding field mappings.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  System Logs: Review system logs for any additional error messages or warnings that might provide more context about the issue.
  
  By following these steps, you should be able to resolve the ESH_OM_OBJ_MODEL_RP2391 error and ensure that your field mappings are correctly configured.