CNV203 - Error when saving table &1

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 203

• Message text: Error when saving 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.

Unfortunately, there isn't any extra information in this error notice.

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AnswerBot

• What is the cause and solution for SAP error message CNV203 - Error when saving table &1 ?

  The SAP error message CNV203 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that there was an issue when trying to save data into a specific table, denoted by &1 in the error message.
  Causes of CNV203 Error
  
  
  Data Validation Issues: The data being migrated may not meet the validation rules defined for the target table. This could include incorrect data types, missing mandatory fields, or data that violates business rules.
  
  
  Database Constraints: There may be constraints on the target table, such as primary key violations, foreign key constraints, or unique constraints that are being violated by the incoming data.
  
  
  Technical Issues: There could be technical issues such as database locks, insufficient authorizations, or problems with the database connection.
  
  
  Configuration Issues: The migration settings or mapping configurations may not be correctly set up, leading to issues when trying to save the data.
  
  
  Solutions to CNV203 Error
  
  
  Check Data Quality: Review the data being migrated to ensure it meets all the necessary validation rules and constraints for the target table. Correct any discrepancies before attempting to save again.
  
  
  Review Error Logs: Check the detailed error logs provided by the migration tool. These logs often contain more specific information about what caused the error, which can help in troubleshooting.
  
  
  Adjust Mapping Configurations: If the error is related to mapping, review the mapping configurations in the migration tool to ensure that they are correctly set up.
  
  
  Database Constraints: Investigate any database constraints that may be causing the error. Ensure that the data being inserted does not violate any primary key, foreign key, or unique constraints.
  
  
  Check Authorizations: Ensure that the user performing the migration has the necessary authorizations to write to the target table.
  
  
  Database Locks: Check for any database locks that may be preventing the save operation. If necessary, resolve any locks before retrying the operation.
  
  
  Consult SAP Notes: Look for relevant SAP Notes or documentation that may provide additional insights or solutions specific to the CNV203 error.
  
  
  Related Information
  
  SAP Migration Cockpit: Familiarize yourself with the SAP S/4HANA Migration Cockpit, as it provides tools and guidelines for data migration.
  Data Migration Best Practices: Follow best practices for data migration, including thorough testing in a development or sandbox environment before executing in production.
  SAP Community and Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.