Hi Christ, Can you please attached your api-manager.xml in the gateway node. This could be a configuration isse.
Thanks and Regards On Mon, Oct 17, 2016 at 10:32 AM, Abimaran Kugathasan <abima...@wso2.com> wrote: > Hi Christ, > > In which node your are getting this exception? Is it in Gateway or Store? > Additionally, how do you configure DAS? Through REST Client or RDBMS [1]? > > BTW, you can use Stackoverflow [2] or dev@wso2.org mailing list in future > for any clarification regarding WSO2 queries. > > [1] : https://docs.wso2.com/display/AM1100/Publishing+API+ > Runtime+Statistics > [2] : http://stackoverflow.com/questions/tagged/wso2 > > On Sun, Oct 16, 2016 at 7:53 PM, christ Feng <feng20160...@gmail.com> > wrote: > >> hi , abimaran. I have one problem wanna ask you . >> My APIM version is 1.10.0 and DAS is 3.0.1 >> >> 1. >> >> I Clustering APIM divide into 4 part,publisher,store,keymanager, >> gataway. And use DAS for stats. Database is mysql. >> 2. >> >> I set the connection between APIM and DAS on publisher node. >> 3. >> >> When I invoke an api ,APIM console give error as below. >> >> error: >> >> [2016-10-13 11:13:54,775] ERROR - APIMgtUsageHandler Cannot publish event. >> null >> java.lang.NullPointerException >> at >> org.wso2.carbon.apimgt.usage.publisher.APIMgtUsageDataBridgeDataPublisher.publishEvent(APIMgtUsageDataBridgeDataPublisher.java:124) >> at >> org.wso2.carbon.apimgt.usage.publisher.APIMgtUsageHandler.handleRequest(APIMgtUsageHandler.java:169) >> at org.apache.synapse.rest.API.process(API.java:322) >> at >> org.apache.synapse.rest.RESTRequestHandler.dispatchToAPI(RESTRequestHandler.java:86) >> at >> org.apache.synapse.rest.RESTRequestHandler.process(RESTRequestHandler.java:65) >> at >> org.apache.synapse.core.axis2.Axis2SynapseEnvironment.injectMessage(Axis2SynapseEnvironment.java:295) >> at >> org.apache.synapse.core.axis2.SynapseMessageReceiver.receive(SynapseMessageReceiver.java:83) >> at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180) >> at >> org.apache.synapse.transport.passthru.ServerWorker.processNonEntityEnclosingRESTHandler(ServerWorker.java:317) >> at >> org.apache.synapse.transport.passthru.ServerWorker.run(ServerWorker.java:149) >> at >> org.apache.axis2.transport.base.threads.NativeWorkerPool$1.run(NativeWorkerPool.java:172) >> at >> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) >> at >> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) >> at java.lang.Thread.run(Thread.java:745) >> [2016-10-13 11:13:54,807] ERROR - APIMgtResponseHandler Cannot publish >> response event. null >> java.lang.NullPointerException >> at >> org.wso2.carbon.apimgt.usage.publisher.APIMgtUsageDataBridgeDataPublisher.publishEvent(APIMgtUsageDataBridgeDataPublisher.java:140) >> at >> org.wso2.carbon.apimgt.usage.publisher.APIMgtResponseHandler.mediate(APIMgtResponseHandler.java:211) >> at >> org.apache.synapse.mediators.ext.ClassMediator.mediate(ClassMediator.java:84) >> at >> org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:81) >> at >> org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:48) >> at >> org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:155) >> at org.apache.synapse.rest.Resource.process(Resource.java:297) >> at org.apache.synapse.rest.API.process(API.java:335) >> at >> org.apache.synapse.rest.RESTRequestHandler.dispatchToAPI(RESTRequestHandler.java:86) >> at >> org.apache.synapse.rest.RESTRequestHandler.process(RESTRequestHandler.java:52) >> at >> org.apache.synapse.core.axis2.Axis2SynapseEnvironment.injectMessage(Axis2SynapseEnvironment.java:295) >> at >> org.apache.synapse.core.axis2.SynapseCallbackReceiver.handleMessage(SynapseCallbackReceiver.java:529) >> at >> org.apache.synapse.core.axis2.SynapseCallbackReceiver.receive(SynapseCallbackReceiver.java:172) >> at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180) >> at >> org.apache.synapse.transport.passthru.ClientWorker.run(ClientWorker.java:251) >> at >> org.apache.axis2.transport.base.threads.NativeWorkerPool$1.run(NativeWorkerPool.java:172) >> at >> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) >> at >> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) >> at java.lang.Thread.run(Thread.java:745) >> >> I am glad to hear something from you . >> >> > > > -- > Thanks > Abimaran Kugathasan > Senior Software Engineer - API Technologies > > Email : abima...@wso2.com > Mobile : +94 773922820 > > <http://stackoverflow.com/users/515034> > <http://lk.linkedin.com/in/abimaran> > <http://www.lkabimaran.blogspot.com/> <https://github.com/abimarank> > <https://twitter.com/abimaran> > > > _______________________________________________ > Dev mailing list > Dev@wso2.org > http://wso2.org/cgi-bin/mailman/listinfo/dev > > -- Rukshan Chathuranga. Software Engineer. WSO2, Inc.
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