How To Fix DC1604 - Values were already created in table &1

SAP Error Message - Details

• Message type: E = Error

• Message class: DC1 - BDT-DC Messages

• Message number: 604

• Message text: Values were already created in table &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DC1604 - Values were already created in table &1 ?

  The SAP error message DC1604, which states "Values were already created in table &1," typically occurs when there is an attempt to insert or create entries in a table that already contains values for the specified key or criteria. This error is often related to data consistency and integrity checks within the SAP system.
  Cause:
  
  Duplicate Entries: The most common cause of this error is that the system is trying to create a new entry in a table where an entry with the same key already exists.
  Data Migration Issues: If data has been migrated from another system or if there have been manual entries that conflict with the new data being entered, this error can occur.
  Configuration Errors: Incorrect configuration settings or parameters that lead to attempts to create duplicate records can also trigger this error.
  
  Solution:
  
  Check Existing Entries: Before attempting to create a new entry, check the existing records in the specified table (&1) to see if the entry already exists. You can do this using transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser).
  Modify Existing Records: If the entry already exists and you need to update it, consider modifying the existing record instead of creating a new one.
  Data Cleanup: If there are unintended duplicates, you may need to clean up the data by removing or consolidating duplicate entries.
  Review Data Migration: If this error occurred after a data migration, review the migration process to ensure that it did not create duplicates inadvertently.
  Consult Documentation: Check the SAP documentation or notes related to the specific table and error message for any additional guidance or known issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SE11 (Data Dictionary), SE16 (Data Browser), and SE78 (SAP ArchiveLink) to investigate the data in the relevant tables.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Debugging: If you have access to debugging tools, you can analyze the program logic to understand why the system is attempting to create a duplicate entry.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis or development team for further assistance.