How To Fix CMMFDAI_FIX_MESSAGE028 - Provided FIX Body Length & does not match Calculated Length &

SAP Error Message - Details

• Message type: E = Error

• Message class: CMMFDAI_FIX_MESSAGE - Messages for FIX Processing

• Message number: 028

• Message text: Provided FIX Body Length & does not match Calculated Length &

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 CMMFDAI_FIX_MESSAGE028 - Provided FIX Body Length & does not match Calculated Length & ?

  The SAP error message CMMFDAI_FIX_MESSAGE028 indicates a mismatch between the provided FIX (Financial Information Exchange) body length and the calculated length of the FIX message. This error typically arises in financial applications that utilize the FIX protocol for electronic trading and communication.
  Cause:
  
  Incorrect FIX Message Formatting: The FIX message may not be properly formatted, leading to discrepancies in the expected length.
  Data Truncation: If the message body has been truncated or altered during transmission, the length may not match the expected value.
  Encoding Issues: If there are issues with character encoding (e.g., special characters not being properly encoded), it can affect the length calculation.
  Manual Edits: If the FIX message was manually edited, it may have introduced errors that affect the length.
  Software Bugs: There may be bugs in the software that processes the FIX messages, leading to incorrect length calculations.
  
  Solution:
  
  Verify Message Format: Ensure that the FIX message adheres to the correct format as specified by the FIX protocol. Check for any missing or extra fields.
  Check Length Calculation: Review the logic used to calculate the length of the FIX message. Ensure that it accurately reflects the actual content of the message.
  Inspect for Truncation: Look for any signs of truncation or alteration in the message body. Ensure that the entire message is being transmitted without loss.
  Review Encoding: Ensure that the message is encoded correctly, especially if it contains special characters. Use the appropriate character set as required by the FIX protocol.
  Log and Debug: Enable logging to capture the full FIX message being sent and received. This can help identify where the mismatch occurs.
  Consult Documentation: Refer to the SAP documentation or the FIX protocol documentation for any specific requirements or constraints related to message formatting and length.
  Update Software: If the issue persists, check for updates or patches for the software that processes the FIX messages, as there may be known issues that have been resolved in newer versions.
  
  Related Information:
  
  FIX Protocol: Familiarize yourself with the FIX protocol specifications, as they provide detailed information on message structure, field definitions, and encoding.
  SAP Support: If the issue cannot be resolved internally, consider reaching out to SAP support for assistance, providing them with detailed logs and examples of the problematic messages.
  Community Forums: Engage with community forums or user groups related to SAP and FIX messaging, as other users may have encountered similar issues and can offer insights or solutions.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.