# Pastebin Uuitqvql
Caused by: java.io.IOException: Failed to connect to michael:31171
	at org.apache.spark.network.client.TransportClientFactory.createClient(TransportClientFactory.java:287)
	at org.apache.spark.network.client.TransportClientFactory.createClient(TransportClientFactory.java:218)
	at org.apache.spark.network.client.TransportClientFactory.createClient(TransportClientFactory.java:230)
	at org.apache.spark.rpc.netty.NettyRpcEnv.createClient(NettyRpcEnv.scala:204)
	at org.apache.spark.rpc.netty.Outbox$$anon$1.call(Outbox.scala:202)
	at org.apache.spark.rpc.netty.Outbox$$anon$1.call(Outbox.scala:198)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: java.net.UnknownHostException: michael
	at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:797)
	at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1509)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1368)
	at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1302)
	at java.base/java.net.InetAddress.getByName(InetAddress.java:1252)
	at io.netty.util.internal.SocketUtils$8.run(SocketUtils.java:156)
	at io.netty.util.internal.SocketUtils$8.run(SocketUtils.java:153)
	at java.base/java.security.AccessController.doPrivileged(Native Method)
	at io.netty.util.internal.SocketUtils.addressByName(SocketUtils.java:153)
	at io.netty.resolver.DefaultNameResolver.doResolve(DefaultNameResolver.java:41)
	at io.netty.resolver.SimpleNameResolver.resolve(SimpleNameResolver.java:61)
	at io.netty.resolver.SimpleNameResolver.resolve(SimpleNameResolver.java:53)
	at io.netty.resolver.InetSocketAddressResolver.doResolve(InetSocketAddressResolver.java:55)
	at io.netty.resolver.InetSocketAddressResolver.doResolve(InetSocketAddressResolver.java:31)
	at io.netty.resolver.AbstractAddressResolver.resolve(AbstractAddressResolver.java:106)
	at io.netty.bootstrap.Bootstrap.doResolveAndConnect0(Bootstrap.java:206)
	at io.netty.bootstrap.Bootstrap.access$000(Bootstrap.java:46)
	at io.netty.bootstrap.Bootstrap$1.operationComplete(Bootstrap.java:180)
	at io.netty.bootstrap.Bootstrap$1.operationComplete(Bootstrap.java:166)
	at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:577)
	at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:551)
	at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:490)
	at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:615)
	at io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:604)
	at io.netty.util.concurrent.DefaultPromise.trySuccess(DefaultPromise.java:104)
	at io.netty.channel.DefaultChannelPromise.trySuccess(DefaultChannelPromise.java:84)
	at io.netty.channel.AbstractChannel$AbstractUnsafe.safeSetSuccess(AbstractChannel.java:984)
	at io.netty.channel.AbstractChannel$AbstractUnsafe.register0(AbstractChannel.java:504)
	at io.netty.channel.AbstractChannel$AbstractUnsafe.access$200(AbstractChannel.java:417)
	at io.netty.channel.AbstractChannel$AbstractUnsafe$1.run(AbstractChannel.java:474)
	at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:164)
	at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:472)
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:500)
	at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:989)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)