How To Fix /PF1/MSG_FH_GUI123 - Conversion error: Invalid version: &1; check file header

SAP Error Message - Details

• Message type: E = Error

• Message class: /PF1/MSG_FH_GUI -

• Message number: 123

• Message text: Conversion error: Invalid version: &1; check file header

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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Smart SAP Assistant

• What is the cause and solution for SAP error message /PF1/MSG_FH_GUI123 - Conversion error: Invalid version: &1; check file header ?

  The SAP error message /PF1/MSG_FH_GUI123 Conversion error: Invalid version: &1; check file header typically occurs when there is an issue with the format or version of a file that is being processed in the SAP system. This error is often related to file uploads or data imports where the system expects a specific file format or version.
  Cause:
  
  File Format Mismatch: The file being uploaded may not be in the expected format. For example, if the system expects a specific version of a file format (like XML, CSV, etc.), and the file does not conform to that version, this error can occur.
  Corrupted File: The file may be corrupted or improperly formatted, leading to an inability to read the header correctly.
  Version Compatibility: The version of the file being uploaded may not be compatible with the version of the SAP system or the specific application module being used.
  Incorrect File Header: The header of the file may not match the expected structure, leading to a failure in recognizing the version.
  
  Solution:
  
  Check File Format: Ensure that the file you are trying to upload is in the correct format and adheres to the specifications required by the SAP system. Refer to the documentation for the expected file format.
  Validate File Version: If the file format has versioning, ensure that you are using a version that is compatible with your SAP system. You may need to convert the file to the correct version.
  Inspect File Header: Open the file in a text editor or appropriate tool to inspect the header. Ensure that it matches the expected format and contains the correct version information.
  Recreate the File: If the file appears to be corrupted or improperly formatted, try recreating it from the source system or exporting it again.
  Consult Documentation: Refer to SAP documentation or help resources for specific details on the file format and version requirements for the operation you are performing.
  Contact Support: If the issue persists after checking the above points, consider reaching out to SAP support or your internal IT team for further assistance.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific error message.
  Transaction Codes: Depending on the context of the error, you may want to look into specific transaction codes related to file uploads or data imports (e.g., LSMW, BAPIs).
  Logs and Traces: Review system logs or traces for additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to identify and resolve the cause of the conversion error in SAP.