dubbo调用服务出现如下异常--688IT编程网

dubbo调⽤服务出现如下异常

log4j:WARN No appenders could be found for logger (t.support.ClassPathXmlApplicationContext).

log4j:WARN Please initialize the log4j system properly.

log4j:WARN See /log4j/1.2/faq.html#noconfig for more info.

Exception in thread "main" com.alibaba.dubbo.rpc.RpcException: Failed to invoke the method IFtpHdfsFileTransfer in the di.io.manager.IFTPtoHDFSDubboService. Tried 3 times of the providers [172.28.3.40:21000] (1/1) from java.lang.IllegalStateException: Serialized di.io.manager.FTPtoHDFSReturn must implement java.io.Serializable

at com.alibaba.caucho.hessian.DefaultSerializer(SerializerFactory.java:261)

at com.alibaba.caucho.hessian.Serializer(SerializerFactory.java:233)

at com.alibaba.caucho.hessian.io.Hessian2Output.writeObject(Hessian2Output.java:406)

at com.alibaba.dubbomon.serialize.support.hessian.Hessian2ObjectOutput.writeObject(Hessian2ObjectOutput.java:92)

at com.alibaba.dubbo.rpc.protocol.deResponseData(DubboCodec.java:200)

at com.deResponse(ExchangeCodec.java:273)

at com.de(ExchangeCodec.java:77)

at com.alibaba.dubbo.rpc.protocol.de(DubboCountCodec.java:41)

at com.ansportty.de(NettyCodecAdapter.java:82)

at org.OneToOneEncoder.doEncode(OneToOneEncoder.java:66)

at org.OneToOneEncoder.handleDownstream(OneToOneEncoder.java:59)

at org.jbossty.channel.DefaultChannelPipeline.sendDownstream(DefaultChannelPipeline.java:591)

at org.jbossty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendDownstream(DefaultChannelPipeline.java:784)

at org.jbossty.channel.SimpleChannelHandler.writeRequested(SimpleChannelHandler.java:292)

at com.ansportty.NettyHandler.writeRequested(NettyHandler.java:99)

at org.jbossty.channel.SimpleChannelHandler.handleDownstream(SimpleChannelHandler.java:254)

at org.jbossty.channel.DefaultChannelPipeline.sendDownstream(DefaultChannelPipeline.java:591)

at org.jbossty.channel.DefaultChannelPipeline.sendDownstream(DefaultChannelPipeline.java:582)

at org.jbossty.channel.Channels.write(Channels.java:704)

at org.jbossty.channel.Channels.write(Channels.java:671)

at org.jbossty.channel.AbstractChannel.write(AbstractChannel.java:248)

at com.ansportty.NettyChannel.send(NettyChannel.java:98)

at com.ansport.AbstractPeer.send(AbstractPeer.java:51)

at com.hange.support.ived(HeaderExchangeHandler.java:171)

at com.ived(DecodeHandler.java:52)

at com.ansport.dispather.ChannelEventRunnable.run(ChannelEventRunnable.java:82)

at urrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)

at urrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)

at java.lang.Thread.run(Thread.java:745)

at com.alibaba.dubbo.rpc.cluster.support.FailoverClusterInvoker.doInvoke(FailoverClusterInvoker.java:101)

at com.alibaba.dubbo.rpc.cluster.support.AbstractClusterInvoker.invoke(AbstractClusterInvoker.java:226)

java dubbo

at com.alibaba.dubbo.rpc.cluster.support.wrapper.MockClusterInvoker.invoke(MockClusterInvoker.java:72)

at com.alibaba.dubbo.rpc.proxy.InvokerInvocationHandler.invoke(InvokerInvocationHandler.java:52)

at com.alibaba.dubbomon.bytecode.proxy0.IFtpHdfsFileTransfer(proxy0.java)

di.io.manager.Consumer.main(Consumer.java:20)

Caused by: com.ing.RemotingException: Failed to send response: Response [id=2, version=2.0.0, status=20, event=false, error=null, result=RpcResult [di.io.manager.FTPtoHDFSReturn@46c79a0c, except java.lang.IllegalStateException: Serialized di.io.manager.FTPtoHDFSReturn must implement java.io.Serializable