How To Fix UJK_EXCEPTION027 - Invalid file format: "&1"

SAP Error Message - Details

• Message type: E = Error

• Message class: UJK_EXCEPTION -

• Message number: 027

• Message text: Invalid file format: "&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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Smart SAP Assistant

• What is the cause and solution for SAP error message UJK_EXCEPTION027 - Invalid file format: "&1" ?

  The SAP error message UJK_EXCEPTION027, which indicates "Invalid file format: '&1'", typically arises when the system encounters a file that does not conform to the expected format during a file upload or processing operation. This error can occur in various contexts, such as data imports, file uploads, or integrations with external systems.
  Cause:
  
  Incorrect File Format: The file being uploaded may not be in the expected format (e.g., CSV, XML, etc.). For example, if the system expects a CSV file but receives an Excel file, this error may occur.
  Corrupted File: The file may be corrupted or improperly structured, leading to parsing errors.
  File Encoding Issues: The file may be encoded in a format that is not supported by SAP (e.g., UTF-16 instead of UTF-8).
  Missing or Incorrect Headers: If the file is expected to have specific headers or structure, and these are missing or incorrect, the system may reject the file.
  File Size Limitations: The file may exceed size limitations set by the SAP system.
  
  Solution:
  
  Check File Format: Ensure that the file you are trying to upload is in the correct format as specified by the SAP documentation or the specific transaction you are using.
  Validate File Structure: Open the file in a text editor or appropriate application to verify that it adheres to the expected structure (e.g., correct delimiters, headers).
  Re-encode the File: If encoding is suspected to be an issue, try saving the file in a different encoding format (e.g., UTF-8).
  Use a Sample File: If available, use a sample file provided by SAP or the application to ensure that your file matches the expected format.
  Check for Corruption: If the file appears to be corrupted, try obtaining a fresh copy of the file or recreating it.
  Review Documentation: Consult the relevant SAP documentation or help resources for specific requirements related to the file format and structure.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Transaction Codes: Depending on where the error occurs, 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 details that may provide more context about the error.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, consider reaching out to your SAP support team for further assistance.