关于#idea#的问题，请各位专家解答！

|main||2022-07-05 20:48:47,414|ERROR|com.simit.udpserverpassthrought.rabbit.ChannelFactory|Connection timed out: connect
|main||2022-07-05 20:48:47,414|ERROR|com.simit.udpserverpassthrought.rabbit.ChannelPool|连接消息队列出现错误······
Exception in thread "main" java.lang.NullPointerException
at com.simit.udpserverpassthrought.util.RabbitUtil.pushToGasNewJustForTest(RabbitUtil.java:72)
at com.simit.udpserverpassthrought.util.RabbitUtil.push(RabbitUtil.java:40)
at com.simit.udpserverpassthrought.RabbitMQTest.main(RabbitMQTest.java:41)

想知道如何解决

空指针 断点调试

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