How To Fix ESH_OM_OBJ_MODEL_REP659 - Virtual model has more than one relation

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_OM_OBJ_MODEL_REP - Object Model Repository

• Message number: 659

• Message text: Virtual model has more than one relation

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_OM_OBJ_MODEL_REP659 - Virtual model has more than one relation ?

  The SAP error message ESH_OM_OBJ_MODEL_REP659 indicates that there is an issue with a virtual model in the SAP Enterprise Search (SAP ESH) framework. Specifically, it means that the virtual model has been defined with more than one relation, which is not allowed in this context.
  Cause:
  The error typically arises when:
  
  A virtual model is configured with multiple relationships to other models or entities, which can create ambiguity in how the data should be retrieved or represented.
  The configuration of the virtual model does not adhere to the expected structure defined by SAP, leading to conflicts in the data model.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review the Virtual Model Configuration:
  
  Go to the configuration of the virtual model in the SAP system.
  Check the relationships defined for the virtual model. Ensure that there is only one relation to each relevant entity or model.
  
  
  
  Modify the Relationships:
  
  If you find multiple relationships, you will need to modify the model to ensure that it only has one relationship to each entity.
  This may involve removing or consolidating relationships to ensure compliance with the expected structure.
  
  
  
  Test the Changes:
  
  After making the necessary adjustments, test the virtual model to ensure that it functions correctly without generating the error.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation for Enterprise Search and virtual models to understand the requirements and limitations regarding relationships.
  
  
  
  Seek Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support or consulting with an SAP expert who can provide guidance based on your specific configuration and requirements.
  
  
  
  Related Information:
  
  SAP Enterprise Search (SAP ESH): A framework that allows users to search across various SAP applications and data sources.
  Virtual Models: These are representations of data that do not physically exist in the database but are constructed based on existing data models and relationships.
  Data Model Configuration: Understanding how to configure data models and their relationships is crucial for effective use of SAP ESH.
  
  By following these steps, you should be able to address the ESH_OM_OBJ_MODEL_REP659 error and ensure that your virtual model is correctly configured.