How To Fix LTR_MODEL_APPL151 - The parameter's table field &1-&2 does not exist in the reference system

SAP Error Message - Details

• Message type: E = Error

• Message class: LTR_MODEL_APPL -

• Message number: 151

• Message text: The parameter's table field &1-&2 does not exist in the reference system

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 LTR_MODEL_APPL151 - The parameter's table field &1-&2 does not exist in the reference system ?

  The SAP error message LTR_MODEL_APPL151 indicates that there is an issue with a parameter's table field that is expected to exist in the reference system but does not. This error typically arises in the context of SAP Landscape Transformation (SLT) or when working with data replication and modeling.
  Cause:
  
  
  Missing Table Field: The specified table field (indicated by &1-&2 in the error message) does not exist in the reference system. This could be due to:
  
  The field being deleted or renamed in the source system.
  The field not being included in the data model or replication setup.
  A mismatch between the source and target systems in terms of database schema.
  
  
  
  Configuration Issues: There may be configuration issues in the SLT setup or in the data model that prevent the system from recognizing the field.
  
  
  Transport Issues: If the data model or configuration was transported from one system to another, there may have been issues during the transport process that led to missing fields.
  
  
  Solution:
  
  
  Check Field Existence: Verify that the field specified in the error message exists in the reference system. You can do this by:
  
  Using transaction codes like SE11 (Data Dictionary) to check the table and field definitions.
  Ensuring that the field is part of the table structure in the source system.
  
  
  
  Update Data Model: If the field is missing, you may need to update the data model in the SLT configuration:
  
  Go to the SLT configuration and check the data model for the relevant table.
  If necessary, add the missing field to the data model.
  
  
  
  Reconfigure SLT: If the issue persists, consider reconfiguring the SLT setup:
  
  Remove and re-add the table in the SLT configuration.
  Ensure that all necessary fields are included in the replication setup.
  
  
  
  Check Transport Logs: If the issue arose after a transport, check the transport logs for any errors or warnings that might indicate why the field is missing.
  
  
  Consult Documentation: Review SAP documentation or notes related to the specific version of SLT you are using, as there may be known issues or patches available.
  
  
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance, providing them with the error details and any relevant logs.
  
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SLT Configuration (transaction code may vary based on your system).
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  SLT Documentation: Review the official SAP documentation for Landscape Transformation for best practices and configuration guidelines.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.