How To Fix ESH_OM_OBJ_MODEL_REP265 - There must be at least one key field in node &1

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_OM_OBJ_MODEL_REP - Object Model Repository

• Message number: 265

• Message text: There must be at least one key field in node &1

What causes this issue?

Every node must have at least one key field. This is not the case for
node &v1&.

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?

Flag at least one field of the node as a key field.

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_REP265 - There must be at least one key field in node &1 ?

  The SAP error message ESH_OM_OBJ_MODEL_REP265 indicates that there is an issue with the configuration of an object model in the SAP Enterprise Search (ESS) framework. Specifically, the error states that there must be at least one key field defined in the specified node (denoted as &1 in the error message).
  
  Cause:
  This error typically occurs when:
  
  A node in the object model does not have any key fields defined. Key fields are essential for uniquely identifying records in the data model.
  The configuration of the object model is incomplete or incorrect, leading to the absence of key fields in one or more nodes.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Object Model Configuration:
  
  Go to the transaction code /IWFND/MAINT_SERVICE or /IWFND/OM to access the object model configuration.
  Identify the node mentioned in the error message (replace &1 with the actual node name).
  Ensure that at least one key field is defined for that node.
  
  
  
  Define Key Fields:
  
  If