How To Fix /BSNAGT/MESSAGE163 - Base64 decoding failed; displaying original message content

SAP Error Message - Details

• Message type: E = Error

• Message class: /BSNAGT/MESSAGE -

• Message number: 163

• Message text: Base64 decoding failed; displaying original message content

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /BSNAGT/MESSAGE163 - Base64 decoding failed; displaying original message content ?

  The SAP error message /BSNAGT/MESSAGE163 indicates that there was a failure in decoding a Base64 encoded message. This error typically arises in scenarios where data is being transmitted or processed in a format that requires Base64 encoding, such as when dealing with binary data in a text-based format.
  Cause:
  
  Corrupted Data: The Base64 encoded string may be corrupted or improperly formatted, leading to decoding failures.
  Invalid Characters: The string may contain characters that are not valid in Base64 encoding (e.g., characters outside the Base64 alphabet).
  Incomplete Data: The Base64 string may be truncated or incomplete, which can happen during transmission or storage.
  Encoding Issues: The data may not have been encoded correctly in the first place, leading to issues during decoding.
  
  Solution:
  
  Check the Input Data: Verify that the Base64 encoded string is complete and correctly formatted. Ensure that it contains only valid Base64 characters (A-Z, a-z, 0-9, +, /, and possibly = for padding).
  Re-encode the Data: If you have access to the original binary data, try re-encoding it to Base64 to ensure it is correctly formatted.
  Error Handling: Implement error handling in your code to manage cases where Base64 decoding fails. This can include logging the original message content for further analysis.
  Data Transmission: If the data is being transmitted over a network, ensure that it is not being altered or truncated during transmission. Check for issues in the transport layer.
  SAP Notes: Check SAP Notes or the SAP Support Portal for any known issues or patches related to this error message. There may be specific fixes or recommendations provided by SAP.
  
  Related Information:
  
  Base64 Encoding: Base64 is a method of encoding binary data into ASCII string format using a specific set of 64 characters. It is commonly used in data transmission and storage.
  SAP Modules: This error may be encountered in various SAP modules that handle data exchange, such as SAP PI/PO (Process Integration/Process Orchestration) or when working with APIs.
  Debugging: If you are a developer or administrator, consider using debugging tools to trace the data flow and identify where the encoding or decoding process is failing.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with SAP support or your technical team for further assistance.