How To Fix FKKSK_MSG003 - File format is invalid: 'Header' or 'Top' line is missing

SAP Error Message - Details

• Message type: E = Error

• Message class: FKKSK_MSG - Slovakia - localization message class

• Message number: 003

• Message text: File format is invalid: 'Header' or 'Top' line is missing

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 FKKSK_MSG003 - File format is invalid: 'Header' or 'Top' line is missing ?

  The SAP error message FKKSK_MSG003 indicates that there is an issue with the file format being processed in the context of contract accounts receivable and payable (FI-CA). Specifically, the error states that the file format is invalid because the required 'Header' or 'Top' line is missing. This typically occurs when importing or processing files that are expected to follow a specific structure or format.
  Cause:
  
  Missing Header Information: The file you are trying to upload or process does not contain the necessary header line that defines the structure of the data that follows.
  Incorrect File Format: The file may not be in the expected format (e.g., CSV, TXT) or may have been corrupted or improperly generated.
  File Structure Issues: The file may have been modified or created incorrectly, leading to missing or misaligned header information.
  Configuration Issues: The settings in the SAP system for processing the file may not match the actual structure of the file being uploaded.
  
  Solution:
  
  Check the File Format: Ensure that the file you are trying to upload adheres to the required format. The header line should be present and correctly formatted.
  Review the Header Line: Verify that the header line is included in the file and that it contains all necessary fields as expected by the SAP system.
  Re-generate the File: If the file was generated by another system or process, try regenerating it to ensure that it includes the correct header information.
  Consult Documentation: Refer to the SAP documentation or guidelines for the specific file format you are working with to ensure compliance with the expected structure.
  Test with Sample Files: Use a known good sample file that has been successfully processed in the past to compare and identify discrepancies in the file you are trying to upload.
  Check Configuration Settings: Review the configuration settings in SAP related to file processing to ensure they are set up correctly for the type of file you are working with.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on file processing in FI-CA.
  Transaction Codes: Familiarize yourself with transaction codes related to file uploads in SAP, such as FPAYH for payment processing or FQEVENT for event processing.
  Support: If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  By following these steps, you should be able to identify and resolve the issue causing the FKKSK_MSG003 error in SAP.