How To Fix ESH_OM_OBJ_MODEL_RP2774 - Object type &1, node &2: no response field uses node key field &3

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 774

• Message text: Object type &1, node &2: no response field uses node key field &3

What causes this issue?

Node &v2& is the root node of business object type &v1&. If object type
&v1& shall be used in multi selections all key fields of the node must
be referenced by a response field of the node. The key fields must
directly be referenced without a path.
Node key field &v3& is not referenced by a response field.

System Response

The node is inconsistent.

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_RP2774 - Object type &1, node &2: no response field uses node key field &3 ?

  The SAP error message ESH_OM_OBJ_MODEL_RP2774 typically occurs in the context of the SAP Enterprise Search or SAP HANA Search, particularly when dealing with object models and response fields. This error indicates that there is a mismatch or configuration issue related to the object type and its associated response fields.
  Cause:
  The error message "Object type &1, node &2: no response field uses node key field &3" suggests that:
  
  Object Type: The specified object type (represented by &1) does not have a response field that utilizes the key field (represented by &3) of the specified node (represented by &2).
  Configuration Issue: This could be due to incorrect configuration in the object model, where the response fields are not properly defined or mapped to the key fields of the nodes.
  Missing Mapping: The key field might not be included in the response fields, which is necessary for the system to retrieve and display the relevant data.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Object Model Configuration:
  
  Go to the relevant configuration settings for the object model in the SAP system.
  Verify that the object type and node are correctly defined.
  
  
  
  Review Response Fields:
  
  Ensure that the response fields are correctly configured to include the key field of the node.
  If the key field is missing from the response fields, add it to the configuration.
  
  
  
  Adjust Node and Key Field Mapping:
  
  Make sure that the mapping between the node and its key field is correctly set up.
  If necessary, adjust the configuration to ensure that the key field is utilized in the response.
  
  
  
  Test the Configuration:
  
  After making the necessary changes, test the configuration to ensure that the error no longer occurs.
  Execute a search or query that utilizes the object model to confirm that the response fields are now correctly returning data.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on configuring object models and response fields in your version of SAP.
  
  
  
  Seek Support:
  
  If the issue persists after checking the configuration, consider reaching out to SAP support or consulting with a technical expert who specializes in SAP Enterprise Search or HANA.
  
  
  
  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 and resolved similar issues.
  Version Specifics: Be aware that the exact steps and configurations may vary depending on the version of SAP you are using, so ensure that you are following guidelines that are applicable to your system.
  
  By following these steps, you should be able to identify and resolve the cause of the ESH_OM_OBJ_MODEL_RP2774 error message in your SAP environment.