How To Fix ESH_OM_OBJ_MODEL_REP879 - Object type &1, node &2, response attribute group &3 already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_OM_OBJ_MODEL_REP - Object Model Repository

• Message number: 879

• Message text: Object type &1, node &2, response attribute group &3 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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_OM_OBJ_MODEL_REP879 - Object type &1, node &2, response attribute group &3 already exists ?

  The SAP error message ESH_OM_OBJ_MODEL_REP879 indicates that there is a conflict in the object model configuration, specifically that an object type, node, and response attribute group combination already exists in the system. This typically occurs in the context of the SAP Enterprise Search or SAP HANA Search configuration.
  Cause:
  
  
  Duplicate Configuration: The error is usually caused by an attempt to create or register an object model that already exists in the system. This can happen if:
  
  You are trying to add a new object type or node that has already been defined.
  There is a misconfiguration in the object model where the same attributes are being defined multiple times.
  
  
  
  Data Consistency Issues: Sometimes, inconsistencies in the metadata or configuration can lead to this error, especially if there were recent changes or updates made to the object model.
  
  
  Solution:
  
  
  Check Existing Configurations: 
  
  Review the existing object model configurations in the SAP system. Look for the object type, node, and response attribute group mentioned in the error message.
  Use transaction codes like Esh_om or relevant configuration transactions to view the object model.
  
  
  
  Remove or Modify Duplicates:
  
  If you find that the object type, node, and response attribute group already exist, you may need to either modify the existing configuration or remove the duplicate entry if it is not needed.
  
  
  
  Adjust the Object Model:
  
  If you are trying to create a new object model, ensure that the combination of object type, node, and response attribute group is unique. Change the naming or structure to avoid conflicts.
  
  
  
  Transport Requests: 
  
  If this error occurs after a transport request, ensure that the transport did not inadvertently overwrite or duplicate existing configurations.
  
  
  
  Consult Documentation: 
  
  Refer to SAP documentation or notes related to the specific version of SAP you are using for any known issues or additional troubleshooting steps.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message. You can search for the error code or related keywords in the SAP Support Portal.
  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 may provide more context about the issue.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.