How To Fix SPXN139 - Wrong Message type - XML QName of Message must be &1{&2}

SPXN139 - Overview

• Message type: E = Error

• Message class: SPXN - Proxy Generation

• Message number: 139

• Message text: Wrong Message type - XML QName of Message must be &1{&2}

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 SPXN139 - Wrong Message type - XML QName of Message must be &1{&2} ?

  The SAP error message SPXN139 indicates that there is an issue with the message type in an XML message being processed. Specifically, the error states that the XML QName (Qualified Name) of the message does not match the expected format or value. The message typically includes placeholders like &1 and &2, which represent specific values related to the expected message type and the actual message type being processed.
  
  Cause:
  
  Incorrect Message Type: The XML message being sent or received does not match the expected message type defined in the SAP system.
  
  Configuration Issues: There may be a misconfiguration in the integration settings, such as incorrect mappings or settings in the middleware (like SAP PI/PO or other integration tools).
  Namespace Issues: The XML namespace may not be correctly defined or may not match the expected namespace in the SAP system.
  Version Mismatch: The version of the message being sent may not be compatible with the version