Hi,
I am getting the following error when I have the below callout mediator in
a proxy. The service is in DSS server.
<callout serviceURL="http://10.100.0.38:9764/services/IF0030/ "
action="urn:O_ProductCategory"
useServerConfig="true">
<source xmlns:ns="http://org.apache.synapse/xsd";
xpath="$body/child::*[fn:position()=1]"/>
<target xmlns:ns="http://org.apache.synapse/xsd";
xpath="$body/child::*[fn:position()=1]"/>
</callout>
[2014-02-13 04:48:12,387] ERROR -* NativeWorkerPool Uncaught exception*
java.lang.NullPointerException
at
org.apache.axiom.om.impl.llom.OMNodeImpl.insertSiblingAfter(OMNodeImpl.java:203)
at org.apache.synapse.mediators.builtin.*CalloutMediator*
.mediate(CalloutMediator.java:193)
at
org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:77)
at
org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:47)
at
org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:131)
at
org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:196)
at
org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:77)
at
org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:47)
at
org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:131)
at
org.apache.synapse.core.axis2.ProxyServiceMessageReceiver.receive(ProxyServiceMessageReceiver.java:166)
at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180)
at
org.apache.synapse.transport.passthru.ServerWorker.processEntityEnclosingRequest(ServerWorker.java:403)
at
org.apache.synapse.transport.passthru.ServerWorker.run(ServerWorker.java:183)
at
org.apache.axis2.transport.base.threads.NativeWorkerPool$1.run(NativeWorkerPool.java:172)
at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
at java.lang.Thread.run(Thread.java:662)
--
Udara Liyanage
Software Engineer
WSO2, Inc.: http://wso2.com
lean. enterprise. middleware
web: http://udaraliyanage.wordpress.com
phone: +94 71 443 6897
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