How To Fix WES_OUTBOUND048 - Node &1 is not defined in service operation &2

WES_OUTBOUND048 - Overview

• Message type: E = Error

• Message class: WES_OUTBOUND - Messages for Outbound Services

• Message number: 048

• Message text: Node &1 is not defined in service operation &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 WES_OUTBOUND048 - Node &1 is not defined in service operation &2 ?

  The SAP error message:
  WES_OUTBOUND048 Node &1 is not defined in service operation &2
  typically occurs in the context of SAP PI/PO (Process Integration / Process Orchestration) or SAP Cloud Platform Integration when dealing with web services or SOAP message processing.
  
  Cause
  This error indicates that the XML node (element) named &1 (the actual node name is substituted at runtime) is not defined or expected in the WSDL or service operation &2 (the actual service operation name is substituted at runtime).
  In other words, the message payload contains an XML element (node) that is not part of the service operation's defined message structure (as per the WSDL or service metadata). This mismatch can happen due to:
  
  The sender system is sending an unexpected or extra XML element.
  The WSDL or service interface has changed, but the sender or receiver is not updated accordingly.
  Incorrect mapping or message construction in the integration flow or proxy.
  The service operation expects a