How To Fix ESH_OM_OBJ_MODEL_REP042 - Node &1/&2 is already listed

ESH_OM_OBJ_MODEL_REP042 - Overview

• Message type: E = Error

• Message class: ESH_OM_OBJ_MODEL_REP - Object Model Repository

• Message number: 042

• Message text: Node &1/&2 is already listed

What causes this issue?

All relations and nodes needed to execute a request are listed. The node
is already listed.
Object type: &v1&
Node: &v2&

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?

Internal error: Inform SAP

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_REP042 - Node &1/&2 is already listed ?

  The SAP error message ESH_OM_OBJ_MODEL_REP042 indicates that there is an attempt to add a node to a model that is already present in the list. This typically occurs in the context of the SAP Enterprise Search or Object Model where nodes (which can represent various entities or objects) are being managed.
  
  Cause:
  The error is triggered when:
  
  You are trying to add a node (identified by parameters &1 and &2) to a model, but that node is already included in the model.
  There may be a duplicate entry in the configuration or data that is being processed.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Nodes: 
  
  Review the current configuration of the object model to see if the node you are trying to add already exists. You can do this by navigating to the relevant transaction or configuration area in SAP.
  
  
  
  Remove Duplicates:
  
  If you find that the node is indeed already present, you