[GitHub] [incubator-dubbo] dhchao11 opened issue #3739: exception occur when update code from 2.6.6 to 2.7.0

["dhchao11 (GitHub)" <gi...@apache.org>]

- [ ] I have searched the [issues](https://github.com/apache/incubator-dubbo/issues) of this repository and believe that this is not a duplicate.
- [ ] I have checked the [FAQ](https://github.com/apache/incubator-dubbo/blob/master/FAQ.md) of this repository and believe that this is not a duplicate.

### Environment

* Dubbo version: 2.6.6 -> 2.7.0
* Operating System version: mac
* Java version: 1.8

### Steps to reproduce this issue

1. start provider and consumer with dubbo version 2.6.6, consumer can connect to provider
2. just change the dubbo version in pom from 2.6.6 to 2.7.0, and then an exception occur


the provider code is 

`    @Override
    public String sayHello(String name) {
        System.out.println("[" + new SimpleDateFormat("HH:mm:ss").format(new Date()) + "] Hello " + name + ", request from consumer: " + RpcContext.getContext().getRemoteAddress());
        return "Hello " + name + ", response from provider: " + RpcContext.getContext().getLocalAddress();
    }`
3. 

Pls. provide [GitHub address] to reproduce this issue.

### Expected Result
What do you expected from the above steps？
i can update the dubbo version without change any code.

### Actual Result
an exception occurs, and the exception is bellow:

```
26/03/19 06:27:23:023 CST] DubboServerHandler-10.99.62.72:20880-thread-200 ERROR filter.ExceptionFilter:  [DUBBO] Got unchecked and undeclared exception which called by 10.99.62.72. service: com.test.dubbo.DemoService, method: sayHello, exception: java.lang.NoSuchMethodError: com.alibaba.dubbo.rpc.RpcContext.getContext()Lcom/alibaba/dubbo/rpc/RpcContext;, dubbo version: 2.7.0, current host: 10.99.62.72
java.lang.NoSuchMethodError: com.alibaba.dubbo.rpc.RpcContext.getContext()Lcom/alibaba/dubbo/rpc/RpcContext;
	at com.test.dubbo.DemoServiceImpl.sayHello(DemoServiceImpl.java:31)
	at org.apache.dubbo.common.bytecode.Wrapper1.invokeMethod(Wrapper1.java)
	at org.apache.dubbo.rpc.proxy.javassist.JavassistProxyFactory$1.doInvoke(JavassistProxyFactory.java:47)
	at org.apache.dubbo.rpc.proxy.AbstractProxyInvoker.invoke(AbstractProxyInvoker.java:86)
	at org.apache.dubbo.config.invoker.DelegateProviderMetaDataInvoker.invoke(DelegateProviderMetaDataInvoker.java:56)
	at org.apache.dubbo.rpc.protocol.InvokerWrapper.invoke(InvokerWrapper.java:56)
	at org.apache.dubbo.rpc.filter.ExceptionFilter.invoke(ExceptionFilter.java:63)
	at org.apache.dubbo.rpc.protocol.ProtocolFilterWrapper$1.invoke(ProtocolFilterWrapper.java:73)
	at org.apache.dubbo.monitor.support.MonitorFilter.invoke(MonitorFilter.java:88)
	at org.apache.dubbo.rpc.protocol.ProtocolFilterWrapper$1.invoke(ProtocolFilterWrapper.java:73)
	at org.apache.dubbo.rpc.filter.TimeoutFilter.invoke(TimeoutFilter.java:42)
	at org.apache.dubbo.rpc.protocol.ProtocolFilterWrapper$1.invoke(ProtocolFilterWrapper.java:73)
	at org.apache.dubbo.rpc.protocol.dubbo.filter.TraceFilter.invoke(TraceFilter.java:79)
	at org.apache.dubbo.rpc.protocol.ProtocolFilterWrapper$1.invoke(ProtocolFilterWrapper.java:73)
	at org.apache.dubbo.rpc.filter.ContextFilter.invoke(ContextFilter.java:78)
	at org.apache.dubbo.rpc.protocol.ProtocolFilterWrapper$1.invoke(ProtocolFilterWrapper.java:73)
	at org.apache.dubbo.rpc.filter.GenericFilter.invoke(GenericFilter.java:138)
	at org.apache.dubbo.rpc.protocol.ProtocolFilterWrapper$1.invoke(ProtocolFilterWrapper.java:73)
	at org.apache.dubbo.rpc.filter.ClassLoaderFilter.invoke(ClassLoaderFilter.java:38)
	at org.apache.dubbo.rpc.protocol.ProtocolFilterWrapper$1.invoke(ProtocolFilterWrapper.java:73)
	at org.apache.dubbo.rpc.filter.EchoFilter.invoke(EchoFilter.java:39)
	at org.apache.dubbo.rpc.protocol.ProtocolFilterWrapper$1.invoke(ProtocolFilterWrapper.java:73)
	at org.apache.dubbo.rpc.protocol.dubbo.DubboProtocol$1.reply(DubboProtocol.java:108)
	at org.apache.dubbo.remoting.exchange.support.header.HeaderExchangeHandler.handleRequest(HeaderExchangeHandler.java:103)
	at org.apache.dubbo.remoting.exchange.support.header.HeaderExchangeHandler.received(HeaderExchangeHandler.java:200)
	at org.apache.dubbo.remoting.transport.DecodeHandler.received(DecodeHandler.java:51)
	at org.apache.dubbo.remoting.transport.dispatcher.ChannelEventRunnable.run(ChannelEventRunnable.java:57)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
```


[ Full content available at: https://github.com/apache/incubator-dubbo/issues/3739 ]
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[GitHub] [incubator-dubbo] dhchao11 closed issue #3739: exception occur when update code from 2.6.6 to 2.7.0

["dhchao11 (GitHub)" <gi...@apache.org>]

[ issue closed by dhchao11 ]

[ Full content available at: https://github.com/apache/incubator-dubbo/issues/3739 ]
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