NacosException: endpoint is blank 问题解决

2022-03-27 21:00:19.393 INFO 5684 --- [ main] trationDelegate$BeanPostProcessorChecker : Bean 'org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration' of type [org.springframework.cloud.autoconfigure.ConfigurationPropertiesRebinderAutoConfiguration$$EnhancerBySpringCGLIB$$2574ced7] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying)

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/\\ / ___'_ __ _ _(_)_ __ __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
\\/ ___)| |_)| | | | | || (_| | ) ) ) )
' |____| .__|_| |_|_| |_\__, | / / / /
=========|_|==============|___/=/_/_/_/
:: Spring Boot :: (v2.1.8.RELEASE)

2022-03-27 21:00:19.616 ERROR 5684 --- [ main] c.a.cloud.nacos.NacosConfigProperties : create config service error!properties=NacosConfigProperties{serverAddr='null', encode='null', group='DEFAULT_GROUP', prefix='null', fileExtension='properties', timeout=3000, endpoint='null', namespace='null', accessKey='null', secretKey='null', contextPath='null', clusterName='null', name='null', sharedDataids='null', refreshableDataids='null', extConfig=null},e=,

com.alibaba.nacos.api.exception.NacosException: java.lang.reflect.InvocationTargetException
   at com.alibaba.nacos.api.config.ConfigFactory.createConfigService(ConfigFactory.java:45) ~[nacos-api-1.1.1.jar:na]
   at com.alibaba.nacos.api.NacosFactory.createConfigService(NacosFactory.java:43) ~[nacos-api-1.1.1.jar:na]
   at com.alibaba.cloud.nacos.NacosConfigProperties.configServiceInstance(NacosConfigProperties.java:346) ~[spring-cloud-alibaba-nacos-config-2.1.0.RELEASE.jar:2.1.0.RELEASE]
   at com.alibaba.cloud.nacos.client.NacosPropertySourceLocator.locate(NacosPropertySourceLocator.java:63) [spring-cloud-alibaba-nacos-config-2.1.0.RELEASE.jar:2.1.0.RELEASE]
   at org.springframework.cloud.bootstrap.config.PropertySourceBootstrapConfiguration.initialize(PropertySourceBootstrapConfiguration.java:97) [spring-cloud-context-2.1.3.RELEASE.jar:2.1.3.RELEASE]
   at org.springframework.boot.SpringApplication.applyInitializers(SpringApplication.java:623) [spring-boot-2.1.8.RELEASE.jar:2.1.8.RELEASE]
   at org.springframework.boot.SpringApplication.prepareContext(SpringApplication.java:367) [spring-boot-2.1.8.RELEASE.jar:2.1.8.RELEASE]
   at org.springframework.boot.SpringApplication.run(SpringApplication.java:311) [spring-boot-2.1.8.RELEASE.jar:2.1.8.RELEASE]
   at org.springframework.boot.SpringApplication.run(SpringApplication.java:1215) [spring-boot-2.1.8.RELEASE.jar:2.1.8.RELEASE]
   at org.springframework.boot.SpringApplication.run(SpringApplication.java:1204) [spring-boot-2.1.8.RELEASE.jar:2.1.8.RELEASE]
   at com.atguigu.gulimall.member.CouponServiceApplication.main(CouponServiceApplication.java:12) [classes/:na]
Caused by: java.lang.reflect.InvocationTargetException: null
   at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[na:1.8.0_20]
   at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) ~[na:1.8.0_20]
   at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) ~[na:1.8.0_20]
   at java.lang.reflect.Constructor.newInstance(Unknown Source) ~[na:1.8.0_20]
   at com.alibaba.nacos.api.config.ConfigFactory.createConfigService(ConfigFactory.java:42) ~[nacos-api-1.1.1.jar:na]
   ... 10 common frames omitted
Caused by: com.alibaba.nacos.api.exception.NacosException: endpoint is blank
   at com.alibaba.nacos.client.config.impl.ServerListManager.<init>(ServerListManager.java:154) ~[nacos-client-1.1.1.jar:na]
   at com.alibaba.nacos.client.config.http.ServerHttpAgent.<init>(ServerHttpAgent.java:244) ~[nacos-client-1.1.1.jar:na]
   at com.alibaba.nacos.client.config.NacosConfigService.<init>(NacosConfigService.java:83) ~[nacos-client-1.1.1.jar:na]
   ... 15 common frames omitted

问题原因：

maven依赖的jar 是由于依赖引入了spring-cloud-alibaba-nacos-config（nacos作为配置中心）

而配置文件没有配置导致，所以抛出了异常。

解决办法：

在bootstrap.properties文件中配置配置中心的地址即可
spring.cloud.nacos.config.server-addr=127.0.0.1:8848

NacosException: endpoint is blank 问题解决

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