使用springBoot直连提供者演示那一节，consumer端报错

来源：2-5 SpringBoot直连提供者演示

qq_慕桂英9480077

2020-01-15

老师，你好，帮我看下这个报错是怎么回事
Exception in thread “main” com.alibaba.dubbo.rpc.RpcException: Failed to invoke remote method: sendMessage, provider: dubbo://localhost:20880/com.lzc.consumer.ServiceAPI?application=dubbo-spring-boot-starter&dubbo=2.6.0&interface=com.lzc.consumer.ServiceAPI&methods=sendMessage&pid=24224&register.ip=192.168.200.1&side=consumer&timestamp=1579093038494, cause: com.alibaba.dubbo.remoting.RemotingException: Not found exported service: com.lzc.consumer.ServiceAPI:20880 in [com.lzc.provider.ServiceAPI:20880], may be version or group mismatch , channel: consumer: /192.168.200.1:11415 --> provider: /192.168.200.1:20880, message:RpcInvocation [methodName=sendMessage, parameterTypes=[class java.lang.String], arguments=[同学们都能找到一个年薪百万的工作], attachments={path=com.lzc.consumer.ServiceAPI, input=223, dubbo=2.6.0, interface=com.lzc.consumer.ServiceAPI, version=0.0.0}]
com.alibaba.dubbo.remoting.RemotingException: Not found exported service: com.lzc.consumer.ServiceAPI:20880 in [com.lzc.provider.ServiceAPI:20880], may be version or group mismatch , channel: consumer: /192.168.200.1:11415 --> provider: /192.168.200.1:20880, message:RpcInvocation [methodName=sendMessage, parameterTypes=[class java.lang.String], arguments=[同学们都能找到一个年薪百万的工作], attachments={path=com.lzc.consumer.ServiceAPI, input=223, dubbo=2.6.0, interface=com.lzc.consumer.ServiceAPI, version=0.0.0}]
at com.alibaba.dubbo.rpc.protocol.dubbo.DubboProtocol.getInvoker(DubboProtocol.java:205)
at com.alibaba.dubbo.rpc.protocol.dubbo.DubboProtocol $1 . r e p l y (D u b b o P r o t o c o l . j a v a : 76) a t c o m . a l i b a b a . d u b b o . r e m o t i n g . e x c h a n g e . s u p p o r t . h e a d e r . H e a d e r E x c h a n g e H a n d l e r . h a n d l e R e q u e s t (H e a d e r E x c h a n g e H a n d l e r . j a v a : 96) a t c o m . a l i b a b a . d u b b o . r e m o t i n g . e x c h a n g e . s u p p o r t . h e a d e r . H e a d e r E x c h a n g e H a n d l e r . r e c e i v e d (H e a d e r E x c h a n g e H a n d l e r . j a v a : 168) a t c o m . a l i b a b a . d u b b o . r e m o t i n g . t r a n s p o r t . D e c o d e H a n d l e r . r e c e i v e d (D e c o d e H a n d l e r . j a v a : 50) a t c o m . a l i b a b a . d u b b o . r e m o t i n g . t r a n s p o r t . d i s p a t c h e r . C h a n n e l E v e n t R u n n a b l e . r u n (C h a n n e l E v e n t R u n n a b l e . j a v a : 79) a t j a v a . u t i l . c o n c u r r e n t . T h r e a d P o o l E x e c u t o r . r u n W o r k e r (T h r e a d P o o l E x e c u t o r . j a v a : 1142) a t j a v a . u t i l . c o n c u r r e n t . T h r e a d P o o l E x e c u t o r$ Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)

at com.alibaba.dubbo.rpc.protocol.dubbo.DubboInvoker.doInvoke(DubboInvoker.java:100)
at com.alibaba.dubbo.rpc.protocol.AbstractInvoker.invoke(AbstractInvoker.java:142)
at com.alibaba.dubbo.monitor.support.MonitorFilter.invoke(MonitorFilter.java:74)
at com.alibaba.dubbo.rpc.protocol.ProtocolFilterWrapper$1.invoke(ProtocolFilterWrapper.java:68)
at com.alibaba.dubbo.rpc.protocol.dubbo.filter.FutureFilter.invoke(FutureFilter.java:53)
at com.alibaba.dubbo.rpc.protocol.ProtocolFilterWrapper$1.invoke(ProtocolFilterWrapper.java:68)
at com.alibaba.dubbo.rpc.filter.ConsumerContextFilter.invoke(ConsumerContextFilter.java:47)
at com.alibaba.dubbo.rpc.protocol.ProtocolFilterWrapper$1.invoke(ProtocolFilterWrapper.java:68)
at com.alibaba.dubbo.rpc.listener.ListenerInvokerWrapper.invoke(ListenerInvokerWrapper.java:73)
at com.alibaba.dubbo.rpc.proxy.InvokerInvocationHandler.invoke(InvokerInvocationHandler.java:51)
at com.alibaba.dubbo.common.bytecode.proxy0.sendMessage(proxy0.java)
at com.lzc.consumer.quickstart.QuickStartConsumer.sendMessage(QuickStartConsumer.java:13)
at com.lzc.consumer.ConsumerApplication.main(ConsumerApplication.java:16)

Caused by: com.alibaba.dubbo.remoting.RemotingException: com.alibaba.dubbo.remoting.RemotingException: Not found exported service: com.lzc.consumer.ServiceAPI:20880 in [com.lzc.provider.ServiceAPI:20880], may be version or group mismatch , channel: consumer: /192.168.200.1:11415 --> provider: /192.168.200.1:20880, message:RpcInvocation [methodName=sendMessage, parameterTypes=[class java.lang.String], arguments=[同学们都能找到一个年薪百万的工作], attachments={path=com.lzc.consumer.ServiceAPI, input=223, dubbo=2.6.0, interface=com.lzc.consumer.ServiceAPI, version=0.0.0}]
com.alibaba.dubbo.remoting.RemotingException: Not found exported service: com.lzc.consumer.ServiceAPI:20880 in [com.lzc.provider.ServiceAPI:20880], may be version or group mismatch , channel: consumer: /192.168.200.1:11415 --> provider: /192.168.200.1:20880, message:RpcInvocation [methodName=sendMessage, parameterTypes=[class java.lang.String], arguments=[同学们都能找到一个年薪百万的工作], attachments={path=com.lzc.consumer.ServiceAPI, input=223, dubbo=2.6.0, interface=com.lzc.consumer.ServiceAPI, version=0.0.0}]
at com.alibaba.dubbo.rpc.protocol.dubbo.DubboProtocol.getInvoker(DubboProtocol.java:205)
at com.alibaba.dubbo.rpc.protocol.dubbo.DubboProtocol $1 . r e p l y (D u b b o P r o t o c o l . j a v a : 76) a t c o m . a l i b a b a . d u b b o . r e m o t i n g . e x c h a n g e . s u p p o r t . h e a d e r . H e a d e r E x c h a n g e H a n d l e r . h a n d l e R e q u e s t (H e a d e r E x c h a n g e H a n d l e r . j a v a : 96) a t c o m . a l i b a b a . d u b b o . r e m o t i n g . e x c h a n g e . s u p p o r t . h e a d e r . H e a d e r E x c h a n g e H a n d l e r . r e c e i v e d (H e a d e r E x c h a n g e H a n d l e r . j a v a : 168) a t c o m . a l i b a b a . d u b b o . r e m o t i n g . t r a n s p o r t . D e c o d e H a n d l e r . r e c e i v e d (D e c o d e H a n d l e r . j a v a : 50) a t c o m . a l i b a b a . d u b b o . r e m o t i n g . t r a n s p o r t . d i s p a t c h e r . C h a n n e l E v e n t R u n n a b l e . r u n (C h a n n e l E v e n t R u n n a b l e . j a v a : 79) a t j a v a . u t i l . c o n c u r r e n t . T h r e a d P o o l E x e c u t o r . r u n W o r k e r (T h r e a d P o o l E x e c u t o r . j a v a : 1142) a t j a v a . u t i l . c o n c u r r e n t . T h r e a d P o o l E x e c u t o r$ Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)

at com.alibaba.dubbo.remoting.exchange.support.DefaultFuture.returnFromResponse(DefaultFuture.java:218)
at com.alibaba.dubbo.remoting.exchange.support.DefaultFuture.get(DefaultFuture.java:137)
at com.alibaba.dubbo.remoting.exchange.support.DefaultFuture.get(DefaultFuture.java:111)
at com.alibaba.dubbo.rpc.protocol.dubbo.DubboInvoker.doInvoke(DubboInvoker.java:95)
... 12 more![图片描述](http://img.mukewang.com/szimg/5e1f12810967b72e13660746.jpg)

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