How To Fix BNK_COM_CORE101 - Unknown incoming header status code

SAP Error Message - Details

• Message type: E = Error

• Message class: BNK_COM_CORE - Messages related to the core and application of Bank Comm

• Message number: 101

• Message text: Unknown incoming header status code

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 BNK_COM_CORE101 - Unknown incoming header status code ?

  The SAP error message BNK_COM_CORE101: Unknown incoming header status code typically occurs in the context of SAP Banking or Financial Services applications, particularly when dealing with communication between systems or when processing incoming messages.
  Cause:
  
  
  Invalid or Unexpected Status Code: The error indicates that the system received a status code in the header of an incoming message that it does not recognize. This could be due to:
  
  A misconfiguration in the sending system.
  An issue with the message format or protocol.
  An outdated or incompatible version of the software that does not recognize the status code.
  
  
  
  Integration Issues: If the error occurs during integration with external systems (like payment gateways or other financial institutions), it may be due to changes in the external system's response format.
  
  
  Network or Communication Problems: Sometimes, network issues can lead to corrupted messages or incomplete data being sent, resulting in unrecognized status codes.
  
  
  Solution:
  
  
  Check Configuration: Verify the configuration settings in both the sending and receiving systems. Ensure that they are compatible and that the expected status codes are correctly defined.
  
  
  Update Software: Ensure that both systems are running the latest versions of the software. If there have been recent updates or changes, check the release notes for any changes in message formats or status codes.
  
  
  Review Logs: Look at the application logs for more detailed error messages or stack traces that can provide additional context about the error. This can help identify the source of the problem.
  
  
  Test Communication: If possible, perform a test communication between the systems to see if the error can be reproduced. This can help isolate whether the issue is with the sending or receiving system.
  
  
  Consult Documentation: Refer to SAP documentation or the specific module's documentation for information on expected status codes and their meanings.
  
  
  Contact Support: If the issue persists and cannot be resolved through configuration or updates, consider reaching out to SAP support for assistance. Provide them with detailed information about the error, including any relevant logs and the context in which it occurs.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same error and can provide insights or solutions.
  Integration Documentation: If the error is related to integration with external systems, consult the integration documentation for both systems to ensure compatibility.
  
  By following these steps, you should be able to diagnose and resolve the BNK_COM_CORE101 error effectively.