How To Fix ESH_OM_OBJ_MODEL_RP2189 - There are nodes without parent node

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 189

• Message text: There are nodes without parent node

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_OM_OBJ_MODEL_RP2189 - There are nodes without parent node ?

  The SAP error message ESH_OM_OBJ_MODEL_RP2189, which states "There are nodes without parent node," typically occurs in the context of the SAP Enterprise Search or the SAP Business Suite when there is an issue with the object model hierarchy. This error indicates that there are nodes (or objects) in the model that do not have a corresponding parent node, which can lead to inconsistencies in the data structure.
  Cause:
  
  
  Data Integrity Issues: The most common cause of this error is a data integrity issue where certain nodes are defined without a proper parent-child relationship. This can happen due to incomplete data migration, manual data entry errors, or issues during system upgrades.
  
  
  Configuration Errors: Incorrect configuration settings in the object model can also lead to nodes being defined without a parent.
  
  
  Corrupted Object Model: If the object model has been corrupted or not properly maintained, it can result in orphaned nodes.
  
  
  Solution:
  
  
  Check Object Model Configuration: Review the configuration of the object model in the SAP system. Ensure that all nodes are correctly defined with their respective parent nodes.
  
  
  Data Consistency Check: Run a consistency check on the object model to identify and rectify any orphaned nodes. This may involve using specific SAP transaction codes or tools designed for data integrity checks.
  
  
  Rebuild the Object Model: If the issue persists, consider rebuilding the object model. This may involve deleting the problematic nodes and recreating them with the correct parent-child relationships.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates that can resolve the issue.
  
  
  Contact SAP Support: If you are unable to resolve the issue on your own, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error and the context in which it occurs.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE80 (Object Navigator), or SE37 (Function Module) to investigate the object model.
  Documentation: Review SAP documentation related to the Enterprise Search and object model configuration for best practices and troubleshooting steps.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.