报错org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss at_keepererrorcode=nodeexists

报错原因：因为我代码中使用的zookeeper的Jar包是3.5.3版本的，而我的zookeeper的版本是3.4.6版本的，所以就产生了jar包冲突
解决办法，将代码中的zookeeper的jar包版本更换为何zookeeper版本一样

解决办法：
1.先排除冲突
2.引入和zookeeper版本一致的jar包

<dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-zookeeper-discovery</artifactId>
            <exclusions>
                <exclusion>
                    <groupId>org.apache.zookeeper</groupId>
                    <artifactId>zookeeper</artifactId>
                </exclusion>
            </exclusions>
        </dependency>
        <dependency>
            <groupId>org.apache.zookeeper</groupId>
            <artifactId>zookeeper</artifactId>
            <version>3.4.6</version>
        </dependency>
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解决