使用Dubbo时空指针java.lang.NullPointerException

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java.lang.NullPointerException: null
    at com.qsssyh.controller.UserController.getUser(UserController.java:25) ~[classes/:na]
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_77]
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_77]
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_77]
    at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_77]
    at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:189) ~[spring-web-

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解决方案:

1.检查@Reference注解是否是阿alibaba包下的注解

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2.检查启动类是否配置了扫描注解

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