How To Fix CNV002 - Error while adding entries to table &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV - Conversion: Messages for Conversion Services (CNCC)

• Message number: 002

• Message text: Error while adding entries to table &1

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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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV002 - Error while adding entries to table &1 ?

  The SAP error message CNV002, which states "Error while adding entries to table &1," typically occurs during data migration or conversion processes, particularly when using SAP's Data Migration tools or during the execution of a conversion program. This error indicates that there was an issue when trying to insert or update records in a specific database table.
  Causes:
  
  Data Integrity Issues: The data being inserted may violate constraints such as primary key, foreign key, or unique constraints.
  Field Length Exceeded: The data being inserted may exceed the defined length of the fields in the target table.
  Missing Required Fields: Required fields in the target table may not be populated in the data being inserted.
  Database Locking: The table may be locked by another process, preventing the insertion of new records.
  Authorization Issues: The user executing the operation may not have the necessary permissions to write to the table.
  Incorrect Data Format: The data format may not match the expected format for the fields in the target table.
  
  Solutions:
  
  Check Data for Integrity: Review the data being inserted to ensure it adheres to all constraints and requirements of the target table.
  Adjust Field Lengths: If field length issues are identified, consider adjusting the data or the table structure (if feasible).
  Populate Required Fields: Ensure that all required fields in the target table are being populated with valid data.
  Check for Locks: Use transaction codes like SM12 to check for locks on the table and resolve any conflicts.
  Review Authorizations: Ensure that the user has the necessary authorizations to perform the operation on the target table.
  Validate Data Formats: Ensure that the data being inserted matches the expected formats for the fields in the target table.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like SE11 (Data Dictionary), SE16 (Data Browser), and SM37 (Job Monitoring) to investigate the issue further.
  Logs and Traces: Check the application logs (transaction SLG1) for more detailed error messages that can provide additional context.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to the CNV002 error.
  Data Migration Tools: If using tools like SAP S/4HANA Migration Cockpit or LSMW, refer to the documentation for best practices and troubleshooting tips.
  
  By following these steps, you should be able to identify the root cause of the CNV002 error and implement a suitable solution.