1714297 - ESI - PI message with error XIProxy INTERFACE_SIGNATURE_ERROR

In SXMB_MONI messages sent/received via an ABAP proxy are failing with the following error message for example.:

<!    Call Inbound Proxy>
<SAP:Error SOAP:mustUnderstand="" xmlns:SAP="http://sap.com/xi/XI/Message/30" xmlns:SOAP="http://schemas.xmlsoap.org/soap/envelope/">
  <SAP:Category>XIProxy</SAP:Category>
  <SAP:Code area="ABAP">INTERFACE_SIGNATURE_ERROR</SAP:Code>
  <SAP:P1>/InterafaceName</SAP:P1>
  <SAP:P2>ReplenishmentOrderNotification</SAP:P2>
  <SAP:P3 />
  <SAP:P4 />
  <SAP:AdditionalText />
  <SAP:ApplicationFaultMessage namespace="" />
  <SAP:Stack>Information about the method parameters is missing for the interface /InterafaceName (ABAP interface, request message ReplenishmentOrderNotification, request message namespace )</SAP:Stack>
  <SAP:Retry>M</SAP:Retry>
  </SAP:Error>

Note: the interface names in P1 to P4 values in the error will change depending on the interface processing the PI message.

ABAP Proxy System:

• ABAP Web Services
• SAP NetWeaver 7.0

ESR System:

• Exchange Infrastructure 3.0
• Process Integration 7.x
• Composition Environment 7.x

Webservice, Web Service, Webservices, Web Services, ESI, ESI_GDPR, ESI_STD, Root-Tag-q-Name, SXMB_MONI, Information about the method parameters is missing for the interface /InterafaceName, INTERFACE_SIGNATURE_ERROR, check proxy,  XML root tag name, namespace, request message namespace, , KBA , BC-DWB-PRX , Proxy Generation , BC-XI-IS , Integration Server , Problem