2396377 - WstxUnexpectedCharException Unexpected character in prolog unknown-source during message processing in a CPI iFlow

• Message processing fails for inbound calls to a SOAP sender adapter endpoint in SAP Integration Suite (Cloud Integration). The Message Processing Log (MPL) contains an error similar to the following:
  
  
  
  Inbound processing in endpoint at /<endpointName> failed with message "SoapFault:faultstring=Error reading XMLStreamReader: Unexpected character '-' (code 45) in prolog; expected '<'
  at [row,col {unknown-source}]: [1,1]; faultcode={http://schemas.xmlsoap.org/soap/envelope/}Client", caused by "WstxUnexpectedCharException:Unexpected character '-' (code 45) in prolog; expected '<' at [row,col{unknown-source}]: [1,1]"
  
  
• The error is being thrown by one of the following adapter types - 
  
  SOAP (SOAP 1.x) Adapter
  SOAP (SAP RM) Adapter
  SuccessFactors SOAP Adapter
  IDoc Adapter

• SAP Cloud Integration
• SAP Integration Suite

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