2497081 - PI: Couldn''t deliver sync response LOOP_IN_MESSAGE_ROUTING

• Within Process Integration (PI), a message getting processed by the SOAP Adapter fails with one or more of the following errors:
  - Couldn''t deliver sync response message to XI RA, due to LOOP_IN_MESSAGE_ROUTING
  - Marked transaction for rollback for meesage 9a6cda24-4b02-1ed7-93ab-da16d3d48b92(INBOUND). Reason: LOOP_IN_MESSAGE_ROUTING
  - Catching com.sap.engine.interfaces.messaging.api.exception.MessagingException: LOOP_IN_MESSAGE_ROUTING
   
• Using the XPI Inspector tool, you may also see the following errors: 
  

  XI_SYSTEM_ERROR				LOOP_IN_MESSAGE_ROUTING; Loop in message flow found: system is.xx.xxxx123, pipeline CENTRAL with inbound adapter XI already processed (see hoplist header)
  SEND_ERROR				com.sap.engine.interfaces.messaging.api.exception.MessagingException: LOOP_IN_MESSAGE_ROUTING:
  RECEIVE_DELIVER_ERROR				SOAP_http://sap.com/xi/XI/System; com.sap.engine.interfaces.messaging.api.exception.MessagingException: LOOP_IN_MESSAGE_ROUTING:

• PI Release Independent
• SAP NetWeaver
• SAP Process Integration

Process Integration 7.0, PI 7.0, PI 7.01, PI 7.02, Process Integration 7.10, PI 7.10, Process Integration 7.11, PI 7.11, Process Integration 7.30, PI 7.30, Process Integration 7.31, PI 7.31, Process Orchestration 7.40, PI 7.40, PO 7.40, Process Orchestration 7.50, PI 7.50, PO 7.50, NetWeaver, XI, couldn't, LOOP IN MESSAGE ROUTING , KBA , BC-XI-CON-SOP , SOAP Adapter , BC-XI-CON-AFW , J2EE Adapter Framework , Problem