How To Fix LTR2_CHANGELOG120 - Target field offset changed

SAP Error Message - Details

• Message type: E = Error

• Message class: LTR2_CHANGELOG -

• Message number: 120

• Message text: Target field offset changed

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message LTR2_CHANGELOG120 - Target field offset changed ?

  The SAP error message LTR2_CHANGELOG120 with the description "Target field offset changed" typically occurs in the context of data replication or data transfer processes, particularly when using the SAP Landscape Transformation (SLT) Replication Server. This error indicates that there is a mismatch in the structure of the target table compared to what the SLT system expects based on the source table.
  Cause:
  
  Schema Changes: The most common cause of this error is that the structure of the target table has been altered (e.g., fields added, removed, or changed) after the initial configuration of the SLT replication. This can lead to discrepancies in the expected data layout.
  Data Type Changes: Changes in data types of fields in the target table can also trigger this error.
  Field Order Changes: If the order of fields in the target table has changed, it can lead to offset mismatches.
  Inconsistent Configuration: If the SLT configuration is not updated to reflect changes made in the target table, this error can occur.
  
  Solution:
  
  
  Reconfigure SLT: You may need to reconfigure the SLT replication settings to align with the current structure of the target table. This can involve:
  
  Stopping the replication.
  Adjusting the configuration to match the new structure.
  Restarting the replication process.
  
  
  
  Check Target Table Structure: Verify the structure of the target table in the database. Ensure that it matches the expected structure defined in the SLT configuration.
  
  
  Adjust Data Model: If the target table has been modified, consider reverting the changes or adjusting the SLT configuration to accommodate the new structure.
  
  
  Use Transaction LTRC: You can use transaction LTRC in the SAP GUI to monitor the replication process and check for any inconsistencies or errors in the configuration.
  
  
  Reinitialize Replication: In some cases, it may be necessary to reinitialize the entire replication process. This involves:
  
  Deleting the existing configuration.
  Creating a new configuration for the replication.
  Ensuring that the target table is in the correct state before starting the replication again.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or patches related to this error.
  Documentation: Review the SAP documentation for SLT to understand the implications of schema changes and how to manage them effectively.
  Support: If the issue persists, consider reaching out to SAP support for assistance, especially if you are unable to resolve the error through the above steps.
  
  By following these steps, you should be able to address the LTR2_CHANGELOG120 error and ensure that your data replication processes function smoothly.