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[已解决]ConnectException: Connection timed out: no further information

配置zookeeper异常 Error contacting service. It is probably not running.以及java.net.ConnectException: 拒绝连接 网上问题答案有许多种，一一试了 ...
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java项目运行时遇到Connection refused: no further information问题解决办法，（在电脑系统更新情况下）重启可能会删掉rabbitmq-server，mlgb

03-12 16:24:37 WARN [restartedMain] o.s.amqp.rabbit.core.RabbitAdmin: Failed to declare binding: Binding [destination=zyccn.log, exchange=zyccn.topicExchange ...