BPEL failed to invoke proxy server

Dear All,

I tried to invoke service through the ESB using the proxy service.

BPEL -> WSO2 ESB -> Endpoint service

But ODE BPEL failed to invoke the proxy service.
Proxy service can be accessed using soapUI.

The rrrors in the logs is as follows.
13:02:13,984 1646000 DEBUG [httpclient.wire.header] (ODEServer-11:) >> "POST /services/sayHelloProxy.sayHelloProxyHttpSoap11Endpoint HTTP/1.1[\r][\n]"
13:02:13,984 1646000 DEBUG [httpclient.wire.header] (ODEServer-11:) >> "Content-Type: text/xml; charset=UTF-8[\r][\n]"
13:02:13,984 1646000 DEBUG [httpclient.wire.header] (ODEServer-11:) >> "SOAPAction: ""[\r][\n]"
13:02:13,984 1646000 DEBUG [httpclient.wire.header] (ODEServer-11:) >> "User-Agent: Axis2[\r][\n]"
13:02:13,984 1646000 DEBUG [httpclient.wire.header] (ODEServer-11:) >> "Transfer-Encoding: chunked[\r][\n]"
13:02:13,984 1646000 DEBUG [httpclient.wire.header] (ODEServer-11:) >> "Host: localhost:8280[\r][\n]"
13:02:13,984 1646000 DEBUG [httpclient.wire.header] (ODEServer-11:) >> "[\r][\n]"
13:02:13,984 1646000 DEBUG [httpclient.wire.content] (ODEServer-11:) >> "31b[\r][\n]"
13:02:13,984 1646000 DEBUG [httpclient.wire.content] (ODEServer-11:) >> "<?xml version='1.0' encoding='UTF-8'?>http://localhost:8280/services/sayHelloProxy.sayHelloProxyHttpSoap11Endpointhttp://www.w3.org/2005/08/addressing/anonymousuuid:9f617ac1-c115-4c9b-a49c-e9da5087b448-3[\n]"
13:02:13,984 1646000 DEBUG [httpclient.wire.content] (ODEServer-11:) >> " Heloo world[\n]"
13:02:13,984 1646000 DEBUG [httpclient.wire.content] (ODEServer-11:) >> ""
13:02:13,984 1646000 DEBUG [httpclient.wire.content] (ODEServer-11:) >> "[\r][\n]"
13:02:13,984 1646000 DEBUG [httpclient.wire.content] (ODEServer-11:) >> "0"
13:02:13,984 1646000 DEBUG [httpclient.wire.content] (ODEServer-11:) >> "[\r][\n]"
13:02:13,984 1646000 DEBUG [httpclient.wire.content] (ODEServer-11:) >> "[\r][\n]"
13:02:14,031 1646047 ERROR [org.apache.ode.axis2.ExternalService] (ODEServer-11:) Error sending message (mex={PartnerRoleMex#122 [PID {http://example.com/proxy/proses}proses-30] calling org.apache.ode.bpel.epr.WSAEndpoint@14c93d.sayHello(...)}): The server localhost failed to respond
org.apache.axis2.AxisFault: The server localhost failed to respond
at org.apache.axis2.AxisFault.makeFault(AxisFault.java:430)
at org.apache.axis2.transport.http.HTTPSender.sendViaPost(HTTPSender.java:193)
at org.apache.axis2.transport.http.HTTPSender.send(HTTPSender.java:75)
at org.apache.axis2.transport.http.CommonsHTTPTransportSender.writeMessageWithCommons(CommonsHTTPTransportSender.java:389)
at org.apache.axis2.transport.http.CommonsHTTPTransportSender.invoke(CommonsHTTPTransportSender.java:222)
at org.apache.axis2.engine.AxisEngine.send(AxisEngine.java:435)
at org.apache.axis2.description.OutInAxisOperationClient.send(OutInAxisOperation.java:402)
at org.apache.axis2.description.OutInAxisOperationClient.executeImpl(OutInAxisOperation.java:229)
at org.apache.axis2.client.OperationClient.execute(OperationClient.java:165)
at org.apache.ode.axis2.SoapExternalService$1$1.call(SoapExternalService.java:199)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
at java.util.concurrent.FutureTask.run(FutureTask.java:138)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:619)
Caused by: org.apache.commons.httpclient.NoHttpResponseException: The server localhost failed to respond
at org.apache.commons.httpclient.HttpMethodBase.readStatusLine(HttpMethodBase.java:1976)
at org.apache.commons.httpclient.HttpMethodBase.readResponse(HttpMethodBase.java:1735)
at org.apache.commons.httpclient.HttpMethodBase.execute(HttpMethodBase.java:1098)
at org.apache.commons.httpclient.HttpMethodDirector.executeWithRetry(HttpMethodDirector.java:398)
at org.apache.commons.httpclient.HttpMethodDirector.executeMethod(HttpMethodDirector.java:171)
at org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:397)
at org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:346)
at org.apache.axis2.transport.http.AbstractHTTPSender.executeMethod(AbstractHTTPSender.java:550)
at org.apache.axis2.transport.http.HTTPSender.sendViaPost(HTTPSender.java:189)
... 13 more
13:02:14,062 1646078 ERROR [org.apache.ode.bpel.runtime.INVOKE] (ODEServer-13:) Failure during invoke: Error sending message (mex={PartnerRoleMex#122 [PID {http://example.com/proxy/proses}proses-30] calling org.apache.ode.bpel.epr.WSAEndpoint@14c93d.sayHello(...)}): The server localhost failed to respond

I hope someone can solve this problem.

Thanks