Hi buddhimala, Can you check your payload of put method again, refer [1]
[1] https://docs.wso2.com/display/AM210/Configuring+Caching#ConfiguringCaching-Responsecache Thanks, krishan. On Fri, Nov 24, 2017 at 2:18 PM, Buddhimala Ranasinghe <[email protected]> wrote: > Hi All, > > I'm trying a scenario where I need to have caching enabled to improve > perfomance at API level.So I enabled response caching from my API. The API > contains resources to perform CRUD operations. > > My problem is, when I try to invoke PUT method in my API after enabling > response caching, it gives me the following error. > > [2017-11-24 14:16:39,969] ERROR - JsonUtil #writeAsJson. Payload could not > be written as JSON. MessageID: urn:uuid:ccc5fb5c-ec7b-4e51- > 879f-345cd8a54804 > [2017-11-24 14:16:39,972] ERROR - PassThroughHttpSSLSender Failed to > submit the response > org.apache.axis2.AxisFault: Payload could not be written as JSON. > at org.apache.synapse.commons.json.JsonUtil.writeAsJson( > JsonUtil.java:276) > at org.apache.synapse.commons.json.JsonFormatter.writeTo( > JsonFormatter.java:62) > at org.apache.synapse.transport.passthru.PassThroughHttpSender. > submitResponse(PassThroughHttpSender.java:573) > at org.apache.synapse.transport.passthru.PassThroughHttpSender.invoke( > PassThroughHttpSender.java:264) > at org.apache.axis2.engine.AxisEngine.send(AxisEngine.java:442) > at org.apache.synapse.core.axis2.Axis2Sender.sendBack( > Axis2Sender.java:230) > at org.apache.synapse.core.axis2.Axis2SynapseEnvironment.send( > Axis2SynapseEnvironment.java:531) > at org.apache.synapse.mediators.builtin.SendMediator.mediate( > SendMediator.java:118) > at org.apache.synapse.mediators.AbstractListMediator.mediate( > AbstractListMediator.java:97) > at org.apache.synapse.mediators.AbstractListMediator.mediate( > AbstractListMediator.java:59) > at org.apache.synapse.mediators.base.SequenceMediator.mediate( > SequenceMediator.java:158) > at org.apache.synapse.rest.Resource.process(Resource.java:343) > at org.apache.synapse.rest.API.process(API.java:338) > at org.apache.synapse.rest.RESTRequestHandler.dispatchToAPI( > RESTRequestHandler.java:90) > at org.apache.synapse.rest.RESTRequestHandler.process( > RESTRequestHandler.java:56) > at org.apache.synapse.core.axis2.Axis2SynapseEnvironment. > injectMessage(Axis2SynapseEnvironment.java:304) > at org.apache.synapse.core.axis2.SynapseCallbackReceiver. > handleMessage(SynapseCallbackReceiver.java:554) > at org.apache.synapse.core.axis2.SynapseCallbackReceiver.receive( > SynapseCallbackReceiver.java:188) > at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180) > at org.apache.synapse.transport.passthru.ClientWorker.run( > ClientWorker.java:262) > at org.apache.axis2.transport.base.threads.NativeWorkerPool$ > 1.run(NativeWorkerPool.java:172) > at java.util.concurrent.ThreadPoolExecutor.runWorker( > ThreadPoolExecutor.java:1142) > at java.util.concurrent.ThreadPoolExecutor$Worker.run( > ThreadPoolExecutor.java:617) > at java.lang.Thread.run(Thread.java:748) > [2017-11-24 14:16:39,972] ERROR - Axis2Sender Access-Control-Allow-Headers: > authorization,Access-Control-Allow-Origin,Content-Type, > SOAPAction,Access-Control-Allow-Methods:PUT,Access-Control-Allow-Origin:*,Content-Type:application/json; > charset=UTF-8,<?xml version='1.0' encoding='utf-8'?><soapenv:Envelope > xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/";>< > soapenv:Body/></soapenv:Envelope> Unexpected error sending message back > org.apache.axis2.AxisFault: Failed to submit the response > at org.apache.synapse.transport.passthru.PassThroughHttpSender. > handleException(PassThroughHttpSender.java:632) > at org.apache.synapse.transport.passthru.PassThroughHttpSender.invoke( > PassThroughHttpSender.java:266) > at org.apache.axis2.engine.AxisEngine.send(AxisEngine.java:442) > at org.apache.synapse.core.axis2.Axis2Sender.sendBack( > Axis2Sender.java:230) > at org.apache.synapse.core.axis2.Axis2SynapseEnvironment.send( > Axis2SynapseEnvironment.java:531) > at org.apache.synapse.mediators.builtin.SendMediator.mediate( > SendMediator.java:118) > at org.apache.synapse.mediators.AbstractListMediator.mediate( > AbstractListMediator.java:97) > at org.apache.synapse.mediators.AbstractListMediator.mediate( > AbstractListMediator.java:59) > at org.apache.synapse.mediators.base.SequenceMediator.mediate( > SequenceMediator.java:158) > at org.apache.synapse.rest.Resource.process(Resource.java:343) > at org.apache.synapse.rest.API.process(API.java:338) > at org.apache.synapse.rest.RESTRequestHandler.dispatchToAPI( > RESTRequestHandler.java:90) > at org.apache.synapse.rest.RESTRequestHandler.process( > RESTRequestHandler.java:56) > at org.apache.synapse.core.axis2.Axis2SynapseEnvironment. > injectMessage(Axis2SynapseEnvironment.java:304) > at org.apache.synapse.core.axis2.SynapseCallbackReceiver. > handleMessage(SynapseCallbackReceiver.java:554) > at org.apache.synapse.core.axis2.SynapseCallbackReceiver.receive( > SynapseCallbackReceiver.java:188) > at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180) > at org.apache.synapse.transport.passthru.ClientWorker.run( > ClientWorker.java:262) > at org.apache.axis2.transport.base.threads.NativeWorkerPool$ > 1.run(NativeWorkerPool.java:172) > at java.util.concurrent.ThreadPoolExecutor.runWorker( > ThreadPoolExecutor.java:1142) > at java.util.concurrent.ThreadPoolExecutor$Worker.run( > ThreadPoolExecutor.java:617) > at java.lang.Thread.run(Thread.java:748) > Caused by: org.apache.axis2.AxisFault: Payload could not be written as > JSON. > at org.apache.synapse.commons.json.JsonUtil.writeAsJson( > JsonUtil.java:276) > at org.apache.synapse.commons.json.JsonFormatter.writeTo( > JsonFormatter.java:62) > at org.apache.synapse.transport.passthru.PassThroughHttpSender. > submitResponse(PassThroughHttpSender.java:573) > at org.apache.synapse.transport.passthru.PassThroughHttpSender.invoke( > PassThroughHttpSender.java:264) > > Can you please help me to solve this problem? > > Thanks > > -- > > > *Buddhimala Ranasinghe* > Software Engineer-Support Team | WSO2 > Emil: [email protected] > Mobile:+94771563138 <+94%2077%20156%203138> > Web:http://wso2.com > [image: https://wso2.com/signature] <https://wso2.com/signature> > > _______________________________________________ > Dev mailing list > [email protected] > http://wso2.org/cgi-bin/mailman/listinfo/dev > > -- *Krishan Wijesena* Software Engineer | WSO2 Email : [email protected] Mobile : +94776219923 WSO2 Inc : http://wso2.com [image: http://wso2.com/signature] <http://wso2.com/signature>
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