How To Fix ESH_OM_OBJ_MODEL_REP315 - A node has already been assigned for authorization field &1

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_OM_OBJ_MODEL_REP - Object Model Repository

• Message number: 315

• Message text: A node has already been assigned for authorization field &1

What causes this issue?

You tried to assign a constant to authorization field &v1& but the
field is already assigned to a node field. Both assignments are not
possible at the same time.

System Response

You cannot assign the constant.

How to fix this error?

Remove the assignment to the node field before assigning the constant.

Procedure for System Administrators

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

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_REP315 - A node has already been assigned for authorization field &1 ?

  The SAP error message ESH_OM_OBJ_MODEL_REP315 indicates that there is an issue with the assignment of a node in the authorization field. Specifically, it means that a node has already been assigned to the specified authorization field, which is causing a conflict.
  Cause:
  This error typically occurs in the context of the SAP Enterprise Search (SAP ESH) or when dealing with object models in the SAP system. The root cause can be one of the following:
  
  Duplicate Assignments: The same node is being assigned to the same authorization field multiple times.
  Configuration Issues: There may be a misconfiguration in the object model or authorization settings.
  Data Consistency Issues: There could be inconsistencies in the data that are causing the system to recognize the same node as already assigned.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Assignments:
  
  Go to the relevant configuration area in SAP where the object model is defined.
  Review the assignments of nodes to authorization fields to ensure that no node is assigned more than once to the same field.
  
  
  
  Remove Duplicate Assignments:
  
  If you find that a node is indeed assigned multiple times, remove the duplicate assignment to ensure that each node is uniquely assigned to its respective authorization field.
  
  
  
  Review Configuration:
  
  Ensure that the configuration of the object model is correct and that there are no conflicting settings that could lead to this error.
  
  
  
  Data Consistency Check:
  
  Perform a consistency check on the data related to the object model and authorization settings to identify any discrepancies.
  
  
  
  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.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. They may provide insights specific to your system configuration.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like SE11 (Data Dictionary), SE80 (Object Navigator), or SU01 (User Maintenance) to check and modify the relevant configurations.
  Authorization Objects: Familiarize yourself with the relevant authorization objects and fields that are being used in your SAP system.
  SAP Notes: Check for any SAP Notes that might address this specific error message or provide patches that could resolve the issue.
  
  By following these steps, you should be able to identify and resolve the cause of the error message ESH_OM_OBJ_MODEL_REP315 in your SAP system.