10:49:29.882 logback [Thread-4] ERROR com.xxl.job.core.server.EmbedServer - >>>>>>>>>>> xxl-job remoting server error. java.net.BindException: Address already in use: bind 	at java.base/sun.nio.ch.Net.bind0(Native Method) 	at java.base/sun.nio.ch.Net.bind(Net.java:455) 	at java.base/sun.nio.ch.Net.bind(Net.java:447) 	at java.base/sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:227) 	at io.netty.channel.socket.nio.NioServerSocketChannel.doBind(NioServerSocketChannel.java:141) 	at io.netty.channel.AbstractChannel$AbstractUnsafe.bind(AbstractChannel.java:562) 	at io.netty.channel.DefaultChannelPipeline$HeadContext.bind(DefaultChannelPipeline.java:1334) 	at io.netty.channel.AbstractChannelHandlerContext.invokeBind(AbstractChannelHandlerContext.java:506) 	at io.netty.channel.AbstractChannelHandlerContext.bind(AbstractChannelHandlerContext.java:491) 	at io.netty.channel.DefaultChannelPipeline.bind(DefaultChannelPipeline.java:973) 	at io.netty.channel.AbstractChannel.bind(AbstractChannel.java:260) 	at io.netty.bootstrap.AbstractBootstrap$2.run(AbstractBootstrap.java:356) 	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute$$$capture(AbstractEventExecutor.java:164) 	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java) 	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:469) 	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:503) 	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:986) 	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) 	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) 	at java.base/java.lang.Thread.run(Thread.java:834)

原因是端口被占用。解决办法是修改一下该端口，重新启动就行。