SpringCloud启动zuul时,报如下错误:

查询发现是Springboot的版本问题,我这里springbood版本是2.1.0,SpringCloud是F版本。把SpringBoot版本降到2.0.6即可。

2018-11-29 15:54:38.127  INFO 30532 --- [           main] com.java4all.ZuulServer1Application      : No active profile set, falling back to default profiles: default
2018-11-29 15:54:38.789  WARN 30532 --- [           main] o.s.boot.actuate.endpoint.EndpointId     : Endpoint ID 'service-registry' contains invalid characters, please migrate to a valid format.
2018-11-29 15:54:38.798  WARN 30532 --- [           main] o.s.boot.actuate.endpoint.EndpointId     : Endpoint ID 'hystrix.stream' contains invalid characters, please migrate to a valid format.
2018-11-29 15:54:38.823  WARN 30532 --- [           main] ConfigServletWebServerApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.support.BeanDefinitionOverrideException: Invalid bean definition with name 'counterFactory' defined in class path resource [org/springframework/cloud/netflix/zuul/ZuulServerAutoConfiguration$ZuulCounterFactoryConfiguration.class]: Cannot register bean definition [Root bean: class [null]; scope=; abstract=false; lazyInit=false; autowireMode=3; dependencyCheck=0; autowireCandidate=true; primary=false; factoryBeanName=org.springframework.cloud.netflix.zuul.ZuulServerAutoConfiguration$ZuulCounterFactoryConfiguration; factoryMethodName=counterFactory; initMethodName=null; destroyMethodName=(inferred); defined in class path resource [org/springframework/cloud/netflix/zuul/ZuulServerAutoConfiguration$ZuulCounterFactoryConfiguration.class]] for bean 'counterFactory': There is already [Root bean: class [null]; scope=; abstract=false; lazyInit=false; autowireMode=3; dependencyCheck=0; autowireCandidate=true; primary=false; factoryBeanName=org.springframework.cloud.netflix.zuul.ZuulServerAutoConfiguration$ZuulMetricsConfiguration; factoryMethodName=counterFactory; initMethodName=null; destroyMethodName=(inferred); defined in class path resource [org/springframework/cloud/netflix/zuul/ZuulServerAutoConfiguration$ZuulMetricsConfiguration.class]] bound.
2018-11-29 15:54:38.835  INFO 30532 --- [           main] ConditionEvaluationReportLoggingListener : 

Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
2018-11-29 15:54:38.837 ERROR 30532 --- [           main] o.s.b.d.LoggingFailureAnalysisReporter   : 

***************************
APPLICATION FAILED TO START
***************************

Description:

The bean 'counterFactory', defined in class path resource [org/springframework/cloud/netflix/zuul/ZuulServerAutoConfiguration$ZuulCounterFactoryConfiguration.class], could not be registered. A bean with that name has already been defined in class path resource [org/springframework/cloud/netflix/zuul/ZuulServerAutoConfiguration$ZuulMetricsConfiguration.class] and overriding is disabled.

Action:

Consider renaming one of the beans or enabling overriding by setting spring.main.allow-bean-definition-overriding=true

Disconnected from the target VM, address: '127.0.0.1:7509', transport: 'socket'

Process finished with exit code 1

2018-11-29 15:54:38.127 INFO 30532 — [ main] com.java4all.ZuulServer1Application : No active profile set, falling back to default profiles: default
2018-11-29 15:54:38.789 WARN 30532 — [ main] o.s.boot.actuate.endpoint.EndpointId : Endpoint ID ‘service-registry’ contains invalid characters, please migrate to a valid format.
2018-11-29 15:54:38.798 WARN 30532 — [ main] o.s.boot.actuate.endpoint.EndpointId : Endpoint ID ‘hystrix.stream’ contains invalid characters, please migrate to a valid format.
2018-11-29 15:54:38.823 WARN 30532 — [ main] ConfigServletWebServerApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.support.BeanDefinitionOverrideException: Invalid bean definition with name ‘counterFactory’ defined in class path resource [org/springframework/cloud/netflix/zuul/ZuulServerAutoConfigurationThe bean ZuulCounterFactoryConfiguration; factoryMethodName=counterFactory; initMethodName=null; destroyMethodName=(inferred); defined in class path resource [org/springframework/cloud/netflix/zuul/ZuulServerAutoConfigurationThe bean ZuulMetricsConfiguration; factoryMethodName=counterFactory; initMethodName=null; destroyMethodName=(inferred); defined in class path resource [org/springframework/cloud/netflix/zuul/ZuulServerAutoConfiguration$ZuulMetricsConfiguration.class]] bound.
2018-11-29 15:54:38.835 INFO 30532 — [ main] ConditionEvaluationReportLoggingListener :

Error starting ApplicationContext. To display the conditions report re-run your application with ‘debug’ enabled.
2018-11-29 15:54:38.837 ERROR 30532 — [ main] o.s.b.d.LoggingFailureAnalysisReporter :


APPLICATION FAILED TO START


Description:

The bean ‘counterFactory’, defined in class path resource [org/springframework/cloud/netflix/zuul/ZuulServerAutoConfigurationThe bean ZuulMetricsConfiguration.class] and overriding is disabled.

Action:

Consider renaming one of the beans or enabling overriding by setting spring.main.allow-bean-definition-overriding=true

Disconnected from the target VM, address: ‘127.0.0.1:7509’, transport: ‘socket’

Process finished with exit code 1