How To Fix MIG_MESSAGE020 - &1 records were not migrated to LFA1

MIG_MESSAGE020 - Overview

• Message type: E = Error

• Message class: MIG_MESSAGE - Status messages for Migration Report

• Message number: 020

• Message text: &1 records were not migrated to LFA1

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 MIG_MESSAGE020 - &1 records were not migrated to LFA1 ?

  The SAP error message MIG_MESSAGE020 indicates that a certain number of records were not migrated to the vendor master table LFA1 during a data migration process. This error typically occurs during the migration of vendor data, often when using tools like the SAP Migration Cockpit or other data migration tools.
  Causes:
  
  Data Quality Issues: The records may contain invalid or incomplete data, such as missing mandatory fields, incorrect formats, or data that does not meet the validation rules set in SAP.
  Duplicate Records: If there are duplicate entries in the source data that violate the uniqueness constraints in the LFA1 table, those records will not be migrated.
  
  Configuration Issues: The migration settings or mapping may not be correctly configured, leading to failures in data transfer.
  Authorization Issues: The user performing the migration may not have the necessary authorizations to create or modify records in the LFA1 table.
  Technical Errors: There may be underlying technical issues, such