How To Fix FINS_FI_MIG321 - Mismatch in data to be inserted for table &1

SAP Error Message - Details

• Message type: E = Error

• Message class: FINS_FI_MIG - SAP S/4HANA Finance: Data Migration

• Message number: 321

• Message text: Mismatch in data to be inserted for table &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FINS_FI_MIG321 - Mismatch in data to be inserted for table &1 ?

  The SAP error message FINS_FI_MIG321 indicates a mismatch in the data that is being inserted into a specific table during a migration or data upload process. This error typically occurs in the context of financial data migration, particularly when using tools like the SAP S/4HANA Migration Cockpit or other data migration tools.
  Cause:
  The mismatch can be caused by several factors, including:
  
  
  Data Format Issues: The data being uploaded may not conform to the expected format or structure defined for the target table. This could include incorrect data types, lengths, or formats.
  
  
  Missing Required Fields: The data being inserted may be missing mandatory fields that are required by the target table.
  
  
  Data Integrity Violations: The data may violate referential integrity constraints, such as foreign key relationships, which can lead to mismatches.
  
  
  Inconsistent Data: The data being migrated may have inconsistencies, such as duplicate entries or invalid values that do not match the expected domain.
  
  
  Configuration Issues: There may be configuration settings in the migration tool or the target system that are not aligned with the data being migrated.
  
  
  Solution:
  To resolve the FINS_FI_MIG321 error, you can take the following steps:
  
  
  Check the Error Log: Review the detailed error log provided by the migration tool to identify the specific table and the nature of the mismatch.
  
  
  Validate Data: Ensure that the data being uploaded matches the expected format and structure for the target table. This includes checking data types, lengths, and required fields.
  
  
  Correct Missing Fields: If any mandatory fields are missing, update the data source to include these fields before attempting the migration again.
  
  
  Ensure Data Integrity: Verify that the data does not violate any referential integrity constraints. This may involve checking foreign key relationships and ensuring that all referenced records exist.
  
  
  Review Configuration Settings: Check the configuration settings of the migration tool and the target system to ensure they are correctly set up for the data being migrated.
  
  
  Test with Sample Data: If possible, test the migration with a smaller subset of data to identify and resolve issues before attempting a full migration.
  
  
  Consult Documentation: Refer to SAP documentation or migration guides specific to the version of SAP you are using for additional insights and best practices.
  
  
  Seek Support: If the issue persists, consider reaching out to SAP support or consulting with an SAP expert who can provide more tailored assistance.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit, which may provide insights into common issues and their resolutions.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed and resolved by other users.
  
  By following these steps, you should be able to identify the cause of the FINS_FI_MIG321 error and implement a solution to successfully complete your data migration.