1930823 - 400 ICM_HTTP_CONNECTION_FAILED in SXMB_MONI

• Message failures can be seen in transaction SXMB_MONI in a PI system, or in an application system (typically ECC) connected to PI or PO system.
• In PI, the error occurs in the Call Adapter step:

<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
- <!    Call Adapter    >
- <SAP:Error xmlns:SAP="http://sap.com/xi/XI/Message/30"
xmlns:SOAP="http://schemas.xmlsoap.org/soap/envelope/"
SOAP:mustUnderstand="">
  <SAP:Category>XIServer</SAP:Category>
  <SAP:Code area="INTERNAL">CLIENT_RECEIVE_FAILED</SAP:Code>
  <SAP:P1>400</SAP:P1>
  <SAP:P2>ICM_HTTP_CONNECTION_FAILED</SAP:P2>
  <SAP:P3 />
  <SAP:P4 />

----------------------------

404 Resource not found

Partner not reached

Error:     -20
Component: ICM
Module:    icxxconn.c
Detail: Connection request from (XXX) to host: <Host Name>, service: <Number> failed (NIECONN_REFUSED)

----------------------------

• In the application system connected to PI/PO, the error occurs in the Call Integration Server step:

<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
- <!    Call Integration Server    >
- <SAP:Error xmlns:SAP="http://sap.com/xi/XI/Message/30"
xmlns:SOAP="http://schemas.xmlsoap.org/soap/envelope/"
SOAP:mustUnderstand="1">
  <SAP:Category>XIServer</SAP:Category>
  <SAP:Code area="INTERNAL">CLIENT_RECEIVE_FAILED</SAP:Code>
  <SAP:P1>400</SAP:P1>
  <SAP:P2>ICM_HTTP_CONNECTION_FAILED</SAP:P2>
  <SAP:P3 />
  <SAP:P4 />

----------------------------

404 Resource not found

Partner not reached

Error:     -20
Component: ICM
Module:    icxxconn.c
Detail: Connection request from (XXX) to host: <Host Name>, service: <Port Number> failed (NIECONN_REFUSED)

----------------------------

• SAP NetWeaver
• SAP Process Integration

400, ICM_HTTP_CONNECTION_FAILED, 404, Resource not found, Partner not reached, NIECONN_REFUSED, Web Dispatcher, SXMB_MONI, SMQ2, icm/conn_timeout , KBA , BC-CST-IC , Internet Communication Manager , BC-XI-IS-IEN , Integration Engine , Problem