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Nacos longPolling error,Nacos1.4.1服务配置文件更新一次后报错

Nacos longPolling error,Nacos1.4.1服务配置文件更新一次后报错

Nacos longPolling error,Nacos longPolling error,Nacos 服务配置只能更新一次

Nacos1.4.1 RejectedExecutionException,Nacos1.4.1服务配置文件更新一次后报错

 

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©Copyright 蕃薯耀 2021-03-25

https://www.cnblogs.com/fanshuyao/

 

一、问题描述

Nacos1.4.1报错: longPolling error

Nacos1.4.1报错:java.util.concurrent.RejectedExecutionException

Nacos作为服务配置中心时,在nacos-server-1.4.1配置列表增加了相应的配置文件,在应用启动时能主动获取到配置文件进行更新,但在nacos-server-1.4.1修改了配置属性后,更新了配置,但控制台也报错,Nacos后面再也无法更新。

nacos报错:java.util.concurrent.RejectedExecutionException

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2021-03-23 17:29:49.084 ERROR 15256 --- [-127.0.0.1_8848] c.a.n.client.config.impl.ClientWorker    : longPolling error : 

java.util.concurrent.RejectedExecutionException: Task java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask@e05e42 rejected from java.util.concurrent.ScheduledThreadPoolExecutor@ba59c84[Shutting down, pool size = 1, active threads = 1, queued tasks = 0, completed tasks = 1]
    at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063) ~[na:1.8.0_241]
    at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830) [na:1.8.0_241]
    at java.util.concurrent.ScheduledThreadPoolExecutor.delayedExecute(ScheduledThreadPoolExecutor.java:326) ~[na:1.8.0_241]
    at java.util.concurrent.ScheduledThreadPoolExecutor.schedule(ScheduledThreadPoolExecutor.java:533) ~[na:1.8.0_241]
    at java.util.concurrent.ScheduledThreadPoolExecutor.execute(ScheduledThreadPoolExecutor.java:622) ~[na:1.8.0_241]
    at com.alibaba.nacos.client.config.impl.ClientWorker$LongPollingRunnable.run(ClientWorker.java:635) ~[nacos-client-1.4.1.jar:na]
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [na:1.8.0_241]
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) [na:1.8.0_241]
    at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) [na:1.8.0_241]
    at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) [na:1.8.0_241]
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [na:1.8.0_241]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [na:1.8.0_241]
    at java.lang.Thread.run(Thread.java:748) [na:1.8.0_241]

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二、解决方案

网上的都是旧的,说什么是Mdb5不一致的问题,或者是要配置登录的账号和密码,其实是不对的。

Nacos1.4.1报错: longPolling error:真正的原因是版本不一致导致的。

Nacos1.4.1报错: longPolling error 正确的解决方案:

spring-cloud-alibaba-dependencies的版本必须使用:2.2.5.RELEASE,版本2.2.4.RELEASE都会报错。即spring-cloud-starter-alibaba-nacos-config的版本是:2.2.5.RELEASE

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<dependencyManagement>
        <dependencies>
            <dependency>
                <groupId>org.springframework.cloud</groupId>
                <artifactId>spring-cloud-dependencies</artifactId>
                <version>${spring-cloud.version}</version><!--这里是:Hoxton.SR10-->
                <type>pom</type>
                <scope>import</scope>
            </dependency>
            
            <dependency>
                <groupId>com.alibaba.cloud</groupId>
                <artifactId>spring-cloud-alibaba-dependencies</artifactId>
                <version>2.2.5.RELEASE</version>
                <type>pom</type>
                <scope>import</scope>
            </dependency>
        
        </dependencies>
    </dependencyManagement>

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修改完版本后,一切都正常。折腾了好久::>_<::

 

对应的版本信息:

官网版本说明:

https://github.com/alibaba/spring-cloud-alibaba/wiki/%E7%89%88%E6%9C%AC%E8%AF%B4%E6%98%8E

组件版本关系

Spring Cloud Alibaba VersionSentinel VersionNacos VersionRocketMQ VersionDubbo VersionSeata Version

2.2.5.RELEASE or 2.1.4.RELEASE or 2.0.4.RELEASE

1.8.0

1.4.1

4.4.0

2.7.8

1.3.0

2.2.3.RELEASE or 2.1.3.RELEASE or 2.0.3.RELEASE

1.8.0

1.3.3

4.4.0

2.7.8

1.3.0

2.2.1.RELEASE or 2.1.2.RELEASE or 2.0.2.RELEASE

1.7.1

1.2.1

4.4.0

2.7.6

1.2.0

2.2.0.RELEASE

1.7.1

1.1.4

4.4.0

2.7.4.1

1.0.0

2.1.1.RELEASE or 2.0.1.RELEASE or 1.5.1.RELEASE

1.7.0

1.1.4

4.4.0

2.7.3

0.9.0

2.1.0.RELEASE or 2.0.0.RELEASE or 1.5.0.RELEASE

1.6.3

1.1.1

4.4.0

2.7.3

0.7.1

 

版本依赖关系(推荐使用)

Spring Cloud VersionSpring Cloud Alibaba VersionSpring Boot Version

Spring Cloud 2020.0

2020.0.RC1

2.4.2.RELEASE

Spring Cloud Hoxton.SR8

2.2.5.RELEASE

2.3.2.RELEASE

Spring Cloud Greenwich.SR6

2.1.4.RELEASE

2.1.13.RELEASE

Spring Cloud Hoxton.SR3

2.2.1.RELEASE

2.2.5.RELEASE

Spring Cloud Hoxton.RELEASE

2.2.0.RELEASE

2.2.X.RELEASE

Spring Cloud Greenwich

2.1.2.RELEASE

2.1.X.RELEASE

Spring Cloud Finchley

2.0.4.RELEASE

2.0.X.RELEASE

Spring Cloud Edgware

1.5.1.RELEASE(停止维护,建议升级)

1.5.X.RELEASE

 

spring-cloud-alibaba-dependencies版本关系对应,截图如下:

 

(如果文章对您有所帮助,欢迎捐赠,^_^)

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©Copyright 蕃薯耀 2021-03-25

https://www.cnblogs.com/fanshuyao/

来源https://www.cnblogs.com/fanshuyao/p/14572830.html#4863597

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