How To Fix /SMB/FKCHK002 - Import table contains records already existing in database

SAP Error Message - Details

• Message type: E = Error

• Message class: /SMB/FKCHK -

• Message number: 002

• Message text: Import table contains records already existing in database

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SMB/FKCHK002 - Import table contains records already existing in database ?

  The SAP error message /SMB/FKCHK002 Import table contains records already existing in database typically occurs during data import processes, particularly when using the SAP Business One or similar systems. This error indicates that the import operation is attempting to insert records into a database table that already contains records with the same primary key or unique constraints.
  Cause:
  
  Duplicate Records: The import file contains records that have primary keys or unique identifiers that already exist in the target database table.
  Incorrect Data Preparation: The data being imported may not have been properly cleaned or deduplicated before the import process.
  Data Migration Issues: If you are migrating data from another system, there may be overlaps in the data that were not accounted for.
  Configuration Issues: The import settings or mappings may not be correctly configured, leading to attempts to insert existing records.
  
  Solution:
  
  Identify Duplicates: Before importing, check the import file for duplicates. You can use tools like Excel or database queries to identify records that already exist in the target table.
  Remove or Update Duplicates: 
  
  If duplicates are found in the import file, remove them or modify them to ensure they do not conflict with existing records.
  Alternatively, if you need to update existing records, consider using an update operation instead of an insert.
  
  
  Use a Staging Table: Import the data into a temporary or staging table first. This allows you to perform checks and transformations before moving the data to the final destination.
  Adjust Import Settings: Review the import settings in your SAP system to ensure they are configured correctly. This may include settings related to handling duplicates.
  Consult Documentation: Refer to the SAP documentation or help resources for specific guidance on handling import errors related to duplicate records.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the import process you are using.
  Data Import Tools: Familiarize yourself with the data import tools available in SAP, such as Data Transfer Workbench (DTW) for SAP Business One, which may have specific options for handling duplicates.
  Database Constraints: Understand the database constraints (like primary keys and unique indexes) that are causing the error, as this will help in troubleshooting and resolving the issue.
  
  By following these steps, you should be able to resolve the error and successfully complete your data import process.