How To Fix ESH_OM_OBJ_MODEL_REP685 - Wrong stack type

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_OM_OBJ_MODEL_REP - Object Model Repository

• Message number: 685

• Message text: Wrong stack type

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_OM_OBJ_MODEL_REP685 - Wrong stack type ?

  The SAP error message ESH_OM_OBJ_MODEL_REP685: Wrong stack type typically occurs in the context of the SAP Enterprise Search or the SAP NetWeaver platform, particularly when dealing with object models or search-related configurations. This error indicates that there is a mismatch or an incorrect configuration related to the stack type being used in the object model.
  Causes:
  
  Configuration Issues: The stack type defined in the object model may not match the expected type for the operation being performed.
  Data Model Changes: Changes in the underlying data model or object types that are not reflected in the configuration can lead to this error.
  Inconsistent Object Types: If the object types being used in the search or object model are not compatible with the defined stack type, this error can occur.
  System Upgrades or Patches: After an upgrade or patch, certain configurations may become outdated or incompatible.
  
  Solutions:
  
  
  Check Object Model Configuration:
  
  Review the configuration of the object model in the SAP system. Ensure that the stack type is correctly defined and matches the expected types for the objects being processed.
  
  
  
  Validate Data Model:
  
  Ensure that the data model has not changed in a way that would affect the stack type. If there have been changes, update the object model configuration accordingly.
  
  
  
  Recreate or Adjust the Object Model:
  
  If the object model is corrupted or incorrectly configured, consider recreating it or adjusting the settings to align with the correct stack type.
  
  
  
  Check for System Notes or Patches:
  
  Look for any SAP Notes or patches that address this specific error. Sometimes, SAP releases updates that fix known issues related to object models and stack types.
  
  
  
  Consult Documentation:
  
  Refer to the official SAP documentation for Enterprise Search or the specific module you are working with to ensure that you are following the correct procedures for configuration.
  
  
  
  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 and the context in which it occurs.
  
  
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may provide additional insights or fixes related to this error.
  Community Forums: Check SAP Community forums or other user groups where similar issues may have been discussed.
  Transaction Codes: Familiarize yourself with transaction codes related to object model configuration, such as EHS_OO or EHS_OO_MODEL, to help diagnose and resolve the issue.
  
  By following these steps, you should be able to identify the cause of the error and implement a suitable solution.