How To Fix ESH_OM_OBJ_MODEL_RP2457 - Mapping numbers greater than &1 are reserved for special use

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 457

• Message text: Mapping numbers greater than &1 are reserved for special use

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_OM_OBJ_MODEL_RP2457 - Mapping numbers greater than &1 are reserved for special use ?

  The SAP error message ESH_OM_OBJ_MODEL_RP2457, which states "Mapping numbers greater than &1 are reserved for special use," typically occurs in the context of the SAP Enterprise Search or SAP HANA when there is an issue with the mapping of object numbers in the system.
  Cause:
  This error is generally caused by the following reasons:
  
  Mapping Number Limit: The system has a predefined limit for mapping numbers, and any attempt to use a number greater than this limit will trigger the error. This is often related to the configuration of the object model in the Enterprise Search.
  Configuration Issues: There may be a misconfiguration in the object model or the search settings that leads to the system trying to assign a mapping number that exceeds the allowed range.
  Data Model Changes: If there have been recent changes to the data model or object mappings, it could lead to inconsistencies that result in this error.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Mapping Configuration:
  
  Review the configuration of the object model in the SAP system. Ensure that the mapping numbers being used are within the allowed range.
  If you are unsure about the maximum allowed mapping number, refer to the SAP documentation or consult with your SAP Basis or technical team.
  
  
  
  Adjust Object Model:
  
  If you have control over the object model, consider adjusting the mapping numbers to ensure they are within the valid range.
  You may need to reconfigure or recreate certain mappings if they are causing conflicts.
  
  
  
  Review Recent Changes:
  
  If this error started occurring after recent changes to the system, review those changes to identify any potential misconfigurations or conflicts.
  
  
  
  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 the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including any relevant logs or configurations.
  
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for Enterprise Search and object model configuration for more detailed guidance.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  System Logs: Check system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to identify the cause of the error and implement a suitable solution.