java连接zookeeper报错问题“KeeperErrorCode = ConnectionLoss”

错误日志：

Exception in thread "main" org.apache.zookeeper.KeeperException$ConnectionLossException:
 KeeperErrorCode = ConnectionLoss for /test
	at org.apache.zookeeper.KeeperException.create(KeeperException.java:102)
	at org.apache.zookeeper.KeeperException.create(KeeperException.java:54)
	at org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:1549)
	at org.apache.curator.framework.imps.CreateBuilderImpl$17.call(CreateBuilderImpl.java:1183)
	at org.apache.curator.framework.imps.CreateBuilderImpl$17.call(CreateBuilderImpl.java:1160)
	at org.apache.curator.connection.StandardConnectionHandlingPolicy.callWithRetry(StandardConnectionHandlingPolicy.java:64)
	at org.apache.curator.RetryLoop.callWithRetry(RetryLoop.java:100)
	at org.apache.curator.framework.imps.CreateBuilderImpl.pathInForeground(CreateBuilderImpl.java:1157)
	at org.apache.curator.framework.imps.CreateBuilderImpl.protectedPathInForeground(CreateBuilderImpl.java:607)
	at org.apache.curator.framework.imps.CreateBuilderImpl.forPath(CreateBuilderImpl.java:597)
	at org.apache.curator.framework.imps.CreateBuilderImpl.forPath(CreateBuilderImpl.java:49)
	at zookeeper4.Test.createNode(Test.java:154)
	at zookeeper4.Test.main(Test.java:57)

maven构建的测试工程，先使用了zk原生包可以运行，后来加进了curator包，因为有其他的事参合，也不知道从什么时候开始测试代码就运行报错了。

网上查了各种问题，说什么linux防火墙没开、zk服务没有启动、client连接没成功就操作数据的，逐个检查都不是我的解决办法。

后来想起了引入了jar包，于是坚持maven配置

看到木有，有两个zk的jar包！！！！！！

于是去掉了其中一个原生jar包，再次运行main方法，测试成功！！