dubbo消费者测试启动报错

Exception in thread "main" org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'springservice': FactoryBean threw exception on object creation; nested exception is java.lang.IllegalStateException: Failed to check the status of the service com.mixky.dubbo.dubbo_mid.IDemo. No provider available for the service com.mixky.dubbo.dubbo_mid.IDemo:1.0.0 from the url zookeeper://127.0.0.1:2181/com.alibaba.dubbo.registry.RegistryService?application=dubbo_consumer&dubbo=2.5.3&interface=com.mixky.dubbo.dubbo_mid.IDemo&methods=sayHello&pid=13084&revision=1.0.0&side=consumer&timestamp=1498285528059&version=1.0.0 to the consumer 192.168.0.184 use dubbo version 2.5.3
at org.springframework.beans.factory.support.FactoryBeanRegistrySupport.doGetObjectFromFactoryBean(FactoryBeanRegistrySupport.java:151)
at org.springframework.beans.factory.support.FactoryBeanRegistrySupport.getObjectFromFactoryBean(FactoryBeanRegistrySupport.java:103)
at org.springframework.beans.factory.support.AbstractBeanFactory.getObjectForBeanInstance(AbstractBeanFactory.java:1514)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:252)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:195)
at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:973)
at com.mixky.dubbo.dubbo_customer.ClientDemo.main(ClientDemo.java:15)
Caused by: java.lang.IllegalStateException: Failed to check the status of the service com.mixky.dubbo.dubbo_mid.IDemo. No provider available for the service com.mixky.dubbo.dubbo_mid.IDemo:1.0.0 from the url zookeeper://127.0.0.1:2181/com.alibaba.dubbo.registry.RegistryService?application=dubbo_consumer&dubbo=2.5.3&interface=com.mixky.dubbo.dubbo_mid.IDemo&methods=sayHello&pid=13084&revision=1.0.0&side=consumer&timestamp=1498285528059&version=1.0.0 to the consumer 192.168.0.184 use dubbo version 2.5.3
at com.alibaba.dubbo.config.ReferenceConfig.createProxy(ReferenceConfig.java:420)
at com.alibaba.dubbo.config.ReferenceConfig.init(ReferenceConfig.java:300)
at com.alibaba.dubbo.config.ReferenceConfig.get(ReferenceConfig.java:138)
at com.alibaba.dubbo.config.spring.ReferenceBean.getObject(ReferenceBean.java:65)
at org.springframework.beans.factory.support.FactoryBeanRegistrySupport.doGetObjectFromFactoryBean(FactoryBeanRegistrySupport.java:144)
... 6 more

找不到生产者，反射不成功的错误。
可能是添加并使用了接口，但是接口没有被注册，类比没有dubbo的spring就像bean没有配置好。
所以建议你在dubbo的配置文件:spring-dubbo.xml(我的框架里是这个名字)里增加接口的注册。
<
dubbo:service
ref
="demoService"
interface
="com.unj.dubbotest.provider.DemoService"
/>
前面是持久命名，后面是接口实现类