How To Fix CNV20201543 - No data was loaded! Possible reasons: EXCEL is opened or format error

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20201 -

• Message number: 543

• Message text: No data was loaded! Possible reasons: EXCEL is opened or format error

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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First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20201543 - No data was loaded! Possible reasons: EXCEL is opened or format error ?

  The SAP error message CNV20201543: No data was loaded! Possible reasons: EXCEL is opened or format error typically occurs during data import processes, particularly when using tools like SAP's Data Migration or Legacy System Migration Workbench (LSMW). Here are the potential causes, solutions, and related information for this error:
  Causes:
  
  Excel File Open: The Excel file you are trying to import may be open in another application or instance. This can prevent the SAP system from accessing the file.
  Format Error: The data in the Excel file may not be in the expected format. This could include:
  
  Incorrect data types (e.g., text in a numeric field).
  Missing required fields.
  Incorrect column headers or structure.
  
  
  File Path Issues: The file path may be incorrect or inaccessible due to permissions or network issues.
  Corrupted File: The Excel file may be corrupted or damaged, leading to issues during the import process.
  
  Solutions:
  
  Close Excel: Ensure that the Excel file is closed before attempting to load the data into SAP. This will allow SAP to access the file without any conflicts.
  Check File Format: 
  
  Ensure that the Excel file is saved in a compatible format (e.g., .xlsx or .xls).
  Verify that the data types in the Excel file match the expected types in SAP.
  Check for any missing required fields and ensure that the column headers match the expected format.
  
  
  Review File Path: Confirm that the file path is correct and that you have the necessary permissions to access the file. If the file is on a network drive, ensure that the network connection is stable.
  Validate Data: Open the Excel file and check for any inconsistencies or errors in the data. You can use Excel's data validation features to help identify issues.
  Test with a Sample File: If possible, create a small sample Excel file with minimal data that meets the expected format and try importing that to see if the issue persists.
  Check SAP Notes: Look for any relevant SAP Notes or documentation that may address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for the specific data import tool you are using (e.g., LSMW, Data Migration).
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Error Logs: Check the SAP error logs for more detailed information about the error, which may provide additional context for troubleshooting.
  
  By following these steps, you should be able to identify and resolve the issue causing the CNV20201543 error in SAP.