How To Fix CNV10310402 - Data record with same key exists in CNV_INTR_FLD_STR

CNV10310402 - Overview

• Message type: E = Error

• Message class: CNV10310 - Message class for development class CNV_10310

• Message number: 402

• Message text: Data record with same key exists in CNV_INTR_FLD_STR

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.

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CNV10310402 - Details

• The SAP error message CNV10310402 indicates that there is a data record with the same key that already exists in the table CNV_INTR_FLD_STR. This error typically occurs during data migration or conversion processes, particularly when using SAP's data migration tools like the SAP S/4HANA Migration Cockpit or other conversion tools.
  
  Cause:
  The error is caused by an attempt to insert a new record into the CNV_INTR_FLD_STR table that has a key (or combination of keys) that already exists in the table. This can happen due to:
  
  Duplicate Data: The source data being migrated contains duplicate entries that are being processed.
  Incorrect Mapping: The mapping configuration may not be set up correctly, leading to the same key being generated for multiple records.
  Previous Migration Attempts: If a migration process was interrupted or not completed successfully, it may have left behind records in the target table.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check for Duplicates: