How To Fix LTR2_CHANGELOG177 - Filter field name changed

SAP Error Message - Details

• Message type: E = Error

• Message class: LTR2_CHANGELOG -

• Message number: 177

• Message text: Filter field name changed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message LTR2_CHANGELOG177 - Filter field name changed ?

  The SAP error message LTR2_CHANGELOG177 indicates that there is a problem related to the change log for a DataSource in SAP Landscape Transformation (SLT). Specifically, it suggests that a filter field name has changed, which can occur when the underlying structure of the source table has been modified.
  Cause:
  
  Change in Source Table Structure: The most common cause of this error is that the structure of the source table has been altered. This could involve renaming a field, changing its data type, or removing it altogether.
  Inconsistent Metadata: If the metadata in the SLT system is not in sync with the source system, it can lead to this error.
  Configuration Issues: Incorrect configuration settings in the SLT setup can also lead to this error.
  
  Solution:
  
  Check Source Table Structure: Verify if there have been any changes to the source table in the database. If changes have been made, you may need to update the DataSource in SLT accordingly.
  Reconfigure the DataSource:
  
  Go to the SLT configuration and check the DataSource settings.
  If necessary, reconfigure the DataSource to reflect the current structure of the source table.
  
  
  Update Change Log: You may need to regenerate the change log for the DataSource. This can often be done through the SLT transaction codes (like LTRC) or by using the relevant function modules.
  Check SLT Configuration: Ensure that the SLT configuration is correct and that all necessary settings are in place.
  Consult Documentation: Refer to SAP documentation or notes related to SLT and the specific DataSource for any additional guidance or troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like LTRC (SLT Configuration) or LTRO (SLT Monitoring) to manage and monitor your SLT setup.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  SLT Documentation: Review the official SAP documentation for SLT to understand the implications of changes in the source table and how to manage them effectively.
  
  If the issue persists after following these steps, it may be beneficial to engage with SAP support for further assistance.