How To Fix MEREP_01127 - Filling unchanged fields from RDB (full_sndmsk=&1, send mask=&2)

SAP Error Message - Details

• Message type: E = Error

• Message class: MEREP_01 - Runtime Messages for Synchronizers

• Message number: 127

• Message text: Filling unchanged fields from RDB (full_sndmsk=&1, send mask=&2)

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 MEREP_01127 - Filling unchanged fields from RDB (full_sndmsk=&1, send mask=&2) ?

  The SAP error message MEREP_01127 typically relates to issues in the data replication process, particularly when there are problems with the data being sent from the RDB (Replication Data Base) to the target system. This error indicates that there are fields that are unchanged but are still being filled, which can lead to inconsistencies or unnecessary data processing.
  Cause:
  
  Data Replication Issues: The error often arises when the system attempts to replicate data that has not changed, but the replication process is still trying to fill these unchanged fields.
  Configuration Problems: There may be issues with the configuration of the data replication settings, such as the send mask or the full send mask.
  Inconsistent Data: The data in the source and target systems may not be synchronized properly, leading to discrepancies in what is considered "changed" data.
  
  Solution:
  
  Check Configuration: Review the configuration settings for the data replication process. Ensure that the send mask and full send mask are correctly set up to avoid unnecessary replication of unchanged fields.
  Data Consistency: Verify that the data in the source and target systems is consistent. You may need to perform a data consistency check or a full data refresh if discrepancies are found.
  Update Replication Logic: If the replication logic is not correctly identifying changed fields, you may need to update or modify the logic to ensure that only changed fields are processed.
  Monitor Logs: Check the logs for more detailed error messages or warnings that could provide additional context on why the error is occurring.
  SAP Notes: Look for relevant SAP Notes or documentation that may address this specific error. SAP frequently updates its knowledge base with solutions for known issues.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for data replication and the specific module you are working with (e.g., SAP Landscape Transformation, SAP Data Services).
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed information about the error and the context in which it occurs.
  
  By following these steps, you should be able to diagnose and resolve the MEREP_01127 error effectively.