【工作笔记】- Eureka Client与Server版本不匹配导致Cannot execute request on any known server错误

通过springboot集成eureka做server和client的部署,参照其他博主的文章对程序进行了配置,启动后client无法正常注册到server端,报以下错误:

2020-05-15 10:57:38.034  INFO 13644 --- [freshExecutor-0] com.netflix.discovery.DiscoveryClient    : Getting all instance registry info from the eureka server
2020-05-15 10:57:38.038  INFO 13644 --- [freshExecutor-0] com.netflix.discovery.DiscoveryClient    : The response status is 200
2020-05-15 10:58:08.039  INFO 13644 --- [freshExecutor-0] com.netflix.discovery.DiscoveryClient    : Disable delta property : false
2020-05-15 10:58:08.051  INFO 13644 --- [freshExecutor-0] com.netflix.discovery.DiscoveryClient    : Single vip registry refresh property : null
2020-05-15 10:58:08.051  INFO 13644 --- [freshExecutor-0] com.netflix.discovery.DiscoveryClient    : Force full registry fetch : false
2020-05-15 10:58:08.052  INFO 13644 --- [freshExecutor-0] com.netflix.discovery.DiscoveryClient    : Application is null : false
2020-05-15 10:58:08.052  INFO 13644 --- [freshExecutor-0] com.netflix.discovery.DiscoveryClient    : Registered Applications size is zero : true
2020-05-15 10:58:08.052  INFO 13644 --- [freshExecutor-0] com.netflix.discovery.DiscoveryClient    : Application version is -1: false
2020-05-15 10:58:08.052  INFO 13644 --- [freshExecutor-0] com.netflix.discovery.DiscoveryClient    : Getting all instan
"Cannot execute request on any known server" 是 Eureka 服务的一个异常,它表示无法在任何已知的服务器上执行请求。出现这个异常的原因可能是连接到 Eureka 服务端的地址正确。解决这个问题的方法有以下几种: 1. 确保 Eureka 服务端的地址配置正确。在连接 Eureka 服务端时,需要在客户端的配置文件中指定正确的服务端地址。可以通过检查配置文件中的 eureka.client.service-url.defaultZone 属性来确认是否配置了正确的地址。 2. 检查网络连接。如果客户端无法访问到 Eureka 服务端,也会导致出现这个异常。可以尝试通过 ping 命令或者 telnet 命令来测试客户端是否能够正常连接到服务端。 3. 检查服务端是否正常运行。如果服务端没有正常启动或者出现了其他异常,也会导致客户端无法连接到服务端。可以检查服务端的日志文件或者尝试重新启动服务端来解决问题。 总结起来,解决 "Cannot execute request on any known server" 异常的关键是确保客户端配置的服务端地址正确,并且确保网络连接和服务端的正常运行。<span class="em">1</span><span class="em">2</span><span class="em">3</span> #### 引用[.reference_title] - *1* [Eureka 客户端连接Eureka服务端时 报Cannot execute request on any known server 解决办法](https://blog.csdn.net/weixin_30795127/article/details/101113865)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 33.333333333333336%"] - *2* [springcloud服务端客户端注册Demo](https://download.csdn.net/download/worldwhite/10476453)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 33.333333333333336%"] - *3* [Eureka启动报Cannot execute request on any known server异常](https://blog.csdn.net/weixin_53794227/article/details/124098368)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 33.333333333333336%"] [ .reference_list ]
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