.   ____          _            __ _ _

 /\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \

( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \

 \\/  ___)| |_)| | | | | || (_| |  ) ) ) )

  '  |____| .__|_| |_|_| |_\__, | / / / /

 =========|_|==============|___/=/_/_/_/

 :: Spring Boot ::        (v2.2.1.RELEASE)

-- ::02.630  INFO  --- [           main] com.rao.leyou.search.SearchTest          : No active profile set, falling back to default profiles: default

-- ::03.121 ERROR  --- [           main] o.s.boot.SpringApplication               : Application run failed

java.lang.IllegalStateException: Service id not legal hostname (item_service)

    -- ::03.126 ERROR  --- [           main] o.s.test.context.TestContextManager      : Caught exception while allowing TestExecutionListener [org.springframework.test.context.web.ServletTestExecutionListener@18f8cd79] to prepare test instance [com.rao.leyou.search.SearchTest@49798e84]

java.lang.IllegalStateException: Failed to load ApplicationContext

Caused by: java.lang.IllegalStateException: Service id not legal hostname (item_service)

Process finished with exit code -

在为微服务取名时，千万别用下划线，springcloud无法识别下划线，把下划线换成减号就可以了

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