org.apache.commons.net.ftp.FTPConnectionClosedException

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  • See: https://build.springsource.org/browse/INTSAMPLES-NIGHTLY-256;jsessionid=8F7789FF9843ACCFAC4AE0152223E7FF {code} java.lang.IllegalStateException: failed to create FTPClient at org.springframework.integration.ftp.session.AbstractFtpSessionFactory.getSession(AbstractFtpSessionFactory.java:139) at org.springframework.integration.file.remote.gateway.AbstractRemoteFileOutboundGateway.handleRequestMessage(AbstractRemoteFileOutboundGateway.java:199) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.handleMessageInternal(AbstractReplyProducingMessageHandler.java:97) at org.springframework.integration.handler.AbstractMessageHandler.handleMessage(AbstractMessageHandler.java:73) at org.springframework.integration.dispatcher.UnicastingDispatcher.doDispatch(UnicastingDispatcher.java:115) at org.springframework.integration.dispatcher.UnicastingDispatcher.dispatch(UnicastingDispatcher.java:102) at org.springframework.integration.channel.AbstractSubscribableChannel.doSend(AbstractSubscribableChannel.java:77) at org.springframework.integration.channel.AbstractMessageChannel.send(AbstractMessageChannel.java:157) at org.springframework.integration.channel.AbstractMessageChannel.send(AbstractMessageChannel.java:128) at org.springframework.integration.core.MessagingTemplate.doSend(MessagingTemplate.java:288) at org.springframework.integration.core.MessagingTemplate.send(MessagingTemplate.java:149) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.sendMessage(AbstractReplyProducingMessageHandler.java:175) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.sendReplyMessage(AbstractReplyProducingMessageHandler.java:159) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.produceReply(AbstractReplyProducingMessageHandler.java:124) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.handleResult(AbstractReplyProducingMessageHandler.java:118) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.handleMessageInternal(AbstractReplyProducingMessageHandler.java:100) at org.springframework.integration.handler.AbstractMessageHandler.handleMessage(AbstractMessageHandler.java:73) at org.springframework.integration.dispatcher.UnicastingDispatcher.doDispatch(UnicastingDispatcher.java:115) at org.springframework.integration.dispatcher.UnicastingDispatcher.dispatch(UnicastingDispatcher.java:102) at org.springframework.integration.channel.AbstractSubscribableChannel.doSend(AbstractSubscribableChannel.java:77) at org.springframework.integration.channel.AbstractMessageChannel.send(AbstractMessageChannel.java:157) at org.springframework.integration.channel.AbstractMessageChannel.send(AbstractMessageChannel.java:128) at org.springframework.integration.core.MessagingTemplate.doSend(MessagingTemplate.java:288) at org.springframework.integration.core.MessagingTemplate.send(MessagingTemplate.java:149) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.sendMessage(AbstractReplyProducingMessageHandler.java:175) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.sendReplyMessage(AbstractReplyProducingMessageHandler.java:159) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.produceReply(AbstractReplyProducingMessageHandler.java:124) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.handleResult(AbstractReplyProducingMessageHandler.java:114) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.handleMessageInternal(AbstractReplyProducingMessageHandler.java:100) at org.springframework.integration.handler.AbstractMessageHandler.handleMessage(AbstractMessageHandler.java:73) at org.springframework.integration.dispatcher.UnicastingDispatcher.doDispatch(UnicastingDispatcher.java:115) at org.springframework.integration.dispatcher.UnicastingDispatcher.dispatch(UnicastingDispatcher.java:102) at org.springframework.integration.channel.AbstractSubscribableChannel.doSend(AbstractSubscribableChannel.java:77) at org.springframework.integration.channel.AbstractMessageChannel.send(AbstractMessageChannel.java:157) at org.springframework.integration.channel.AbstractMessageChannel.send(AbstractMessageChannel.java:128) at org.springframework.integration.core.MessagingTemplate.doSend(MessagingTemplate.java:288) at org.springframework.integration.core.MessagingTemplate.send(MessagingTemplate.java:149) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.sendMessage(AbstractReplyProducingMessageHandler.java:175) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.sendReplyMessage(AbstractReplyProducingMessageHandler.java:159) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.produceReply(AbstractReplyProducingMessageHandler.java:124) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.handleResult(AbstractReplyProducingMessageHandler.java:118) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.handleMessageInternal(AbstractReplyProducingMessageHandler.java:100) at org.springframework.integration.handler.AbstractMessageHandler.handleMessage(AbstractMessageHandler.java:73) at org.springframework.integration.dispatcher.UnicastingDispatcher.doDispatch(UnicastingDispatcher.java:115) at org.springframework.integration.dispatcher.UnicastingDispatcher.dispatch(UnicastingDispatcher.java:102) at org.springframework.integration.channel.AbstractSubscribableChannel.doSend(AbstractSubscribableChannel.java:77) at org.springframework.integration.channel.AbstractMessageChannel.send(AbstractMessageChannel.java:157) at org.springframework.integration.channel.AbstractMessageChannel.send(AbstractMessageChannel.java:128) at org.springframework.integration.core.MessagingTemplate.doSend(MessagingTemplate.java:288) at org.springframework.integration.core.MessagingTemplate.doSendAndReceive(MessagingTemplate.java:318) at org.springframework.integration.core.MessagingTemplate.sendAndReceive(MessagingTemplate.java:239) at org.springframework.integration.core.MessagingTemplate.convertSendAndReceive(MessagingTemplate.java:274) at org.springframework.integration.gateway.MessagingGatewaySupport.doSendAndReceive(MessagingGatewaySupport.java:224) at org.springframework.integration.gateway.MessagingGatewaySupport.sendAndReceive(MessagingGatewaySupport.java:203) at org.springframework.integration.gateway.GatewayProxyFactoryBean.invokeGatewayMethod(GatewayProxyFactoryBean.java:305) at org.springframework.integration.gateway.GatewayProxyFactoryBean.doInvoke(GatewayProxyFactoryBean.java:268) at org.springframework.integration.gateway.GatewayProxyFactoryBean.invoke(GatewayProxyFactoryBean.java:259) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202) at $Proxy11.lsGetAndRmFiles(Unknown Source) at org.springframework.integration.samples.ftp.FtpOutboundGatewaySample.testLsGetRm(FtpOutboundGatewaySample.java:60) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:45) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:42) at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20) at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:30) at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:263) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:68) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:47) at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231) at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:60) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:229) at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50) at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:222) at org.junit.runners.ParentRunner.run(ParentRunner.java:300) at org.junit.runners.Suite.runChild(Suite.java:128) at org.junit.runners.Suite.runChild(Suite.java:24) at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231) at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:60) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:229) at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50) at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:222) at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28) at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:30) at org.junit.rules.ExternalResource$1.evaluate(ExternalResource.java:46) at org.junit.rules.RunRules.evaluate(RunRules.java:18) at org.junit.runners.ParentRunner.run(ParentRunner.java:300) at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:234) at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:133) at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:114) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.maven.surefire.util.ReflectionUtils.invokeMethodWithArray(ReflectionUtils.java:188) at org.apache.maven.surefire.booter.ProviderFactory$ProviderProxy.invoke(ProviderFactory.java:166) at org.apache.maven.surefire.booter.ProviderFactory.invokeProvider(ProviderFactory.java:86) at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:101) at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:74) Caused by: org.apache.commons.net.ftp.FTPConnectionClosedException: FTP response 421 received. Server closed connection. at org.apache.commons.net.ftp.FTP.__getReply(FTP.java:360) at org.apache.commons.net.ftp.FTP.__getReply(FTP.java:290) at org.apache.commons.net.ftp.FTP.sendCommand(FTP.java:474) at org.apache.commons.net.ftp.FTP.sendCommand(FTP.java:547) at org.apache.commons.net.ftp.FTP.user(FTP.java:693) at org.apache.commons.net.ftp.FTPClient.login(FTPClient.java:872) at org.springframework.integration.ftp.session.AbstractFtpSessionFactory.createClient(AbstractFtpSessionFactory.java:161) at org.springframework.integration.ftp.session.AbstractFtpSessionFactory.getSession(AbstractFtpSessionFactory.java:136) ... 102 more {code}
    via by Gunnar Hillert,
  • See: https://build.springsource.org/browse/INTSAMPLES-NIGHTLY-256;jsessionid=8F7789FF9843ACCFAC4AE0152223E7FF {code} java.lang.IllegalStateException: failed to create FTPClient at org.springframework.integration.ftp.session.AbstractFtpSessionFactory.getSession(AbstractFtpSessionFactory.java:139) at org.springframework.integration.file.remote.gateway.AbstractRemoteFileOutboundGateway.handleRequestMessage(AbstractRemoteFileOutboundGateway.java:199) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.handleMessageInternal(AbstractReplyProducingMessageHandler.java:97) at org.springframework.integration.handler.AbstractMessageHandler.handleMessage(AbstractMessageHandler.java:73) at org.springframework.integration.dispatcher.UnicastingDispatcher.doDispatch(UnicastingDispatcher.java:115) at org.springframework.integration.dispatcher.UnicastingDispatcher.dispatch(UnicastingDispatcher.java:102) at org.springframework.integration.channel.AbstractSubscribableChannel.doSend(AbstractSubscribableChannel.java:77) at org.springframework.integration.channel.AbstractMessageChannel.send(AbstractMessageChannel.java:157) at org.springframework.integration.channel.AbstractMessageChannel.send(AbstractMessageChannel.java:128) at org.springframework.integration.core.MessagingTemplate.doSend(MessagingTemplate.java:288) at org.springframework.integration.core.MessagingTemplate.send(MessagingTemplate.java:149) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.sendMessage(AbstractReplyProducingMessageHandler.java:175) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.sendReplyMessage(AbstractReplyProducingMessageHandler.java:159) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.produceReply(AbstractReplyProducingMessageHandler.java:124) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.handleResult(AbstractReplyProducingMessageHandler.java:118) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.handleMessageInternal(AbstractReplyProducingMessageHandler.java:100) at org.springframework.integration.handler.AbstractMessageHandler.handleMessage(AbstractMessageHandler.java:73) at org.springframework.integration.dispatcher.UnicastingDispatcher.doDispatch(UnicastingDispatcher.java:115) at org.springframework.integration.dispatcher.UnicastingDispatcher.dispatch(UnicastingDispatcher.java:102) at org.springframework.integration.channel.AbstractSubscribableChannel.doSend(AbstractSubscribableChannel.java:77) at org.springframework.integration.channel.AbstractMessageChannel.send(AbstractMessageChannel.java:157) at org.springframework.integration.channel.AbstractMessageChannel.send(AbstractMessageChannel.java:128) at org.springframework.integration.core.MessagingTemplate.doSend(MessagingTemplate.java:288) at org.springframework.integration.core.MessagingTemplate.send(MessagingTemplate.java:149) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.sendMessage(AbstractReplyProducingMessageHandler.java:175) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.sendReplyMessage(AbstractReplyProducingMessageHandler.java:159) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.produceReply(AbstractReplyProducingMessageHandler.java:124) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.handleResult(AbstractReplyProducingMessageHandler.java:114) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.handleMessageInternal(AbstractReplyProducingMessageHandler.java:100) at org.springframework.integration.handler.AbstractMessageHandler.handleMessage(AbstractMessageHandler.java:73) at org.springframework.integration.dispatcher.UnicastingDispatcher.doDispatch(UnicastingDispatcher.java:115) at org.springframework.integration.dispatcher.UnicastingDispatcher.dispatch(UnicastingDispatcher.java:102) at org.springframework.integration.channel.AbstractSubscribableChannel.doSend(AbstractSubscribableChannel.java:77) at org.springframework.integration.channel.AbstractMessageChannel.send(AbstractMessageChannel.java:157) at org.springframework.integration.channel.AbstractMessageChannel.send(AbstractMessageChannel.java:128) at org.springframework.integration.core.MessagingTemplate.doSend(MessagingTemplate.java:288) at org.springframework.integration.core.MessagingTemplate.send(MessagingTemplate.java:149) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.sendMessage(AbstractReplyProducingMessageHandler.java:175) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.sendReplyMessage(AbstractReplyProducingMessageHandler.java:159) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.produceReply(AbstractReplyProducingMessageHandler.java:124) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.handleResult(AbstractReplyProducingMessageHandler.java:118) at org.springframework.integration.handler.AbstractReplyProducingMessageHandler.handleMessageInternal(AbstractReplyProducingMessageHandler.java:100) at org.springframework.integration.handler.AbstractMessageHandler.handleMessage(AbstractMessageHandler.java:73) at org.springframework.integration.dispatcher.UnicastingDispatcher.doDispatch(UnicastingDispatcher.java:115) at org.springframework.integration.dispatcher.UnicastingDispatcher.dispatch(UnicastingDispatcher.java:102) at org.springframework.integration.channel.AbstractSubscribableChannel.doSend(AbstractSubscribableChannel.java:77) at org.springframework.integration.channel.AbstractMessageChannel.send(AbstractMessageChannel.java:157) at org.springframework.integration.channel.AbstractMessageChannel.send(AbstractMessageChannel.java:128) at org.springframework.integration.core.MessagingTemplate.doSend(MessagingTemplate.java:288) at org.springframework.integration.core.MessagingTemplate.doSendAndReceive(MessagingTemplate.java:318) at org.springframework.integration.core.MessagingTemplate.sendAndReceive(MessagingTemplate.java:239) at org.springframework.integration.core.MessagingTemplate.convertSendAndReceive(MessagingTemplate.java:274) at org.springframework.integration.gateway.MessagingGatewaySupport.doSendAndReceive(MessagingGatewaySupport.java:224) at org.springframework.integration.gateway.MessagingGatewaySupport.sendAndReceive(MessagingGatewaySupport.java:203) at org.springframework.integration.gateway.GatewayProxyFactoryBean.invokeGatewayMethod(GatewayProxyFactoryBean.java:305) at org.springframework.integration.gateway.GatewayProxyFactoryBean.doInvoke(GatewayProxyFactoryBean.java:268) at org.springframework.integration.gateway.GatewayProxyFactoryBean.invoke(GatewayProxyFactoryBean.java:259) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202) at $Proxy11.lsGetAndRmFiles(Unknown Source) at org.springframework.integration.samples.ftp.FtpOutboundGatewaySample.testLsGetRm(FtpOutboundGatewaySample.java:60) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:45) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:42) at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20) at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:30) at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:263) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:68) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:47) at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231) at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:60) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:229) at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50) at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:222) at org.junit.runners.ParentRunner.run(ParentRunner.java:300) at org.junit.runners.Suite.runChild(Suite.java:128) at org.junit.runners.Suite.runChild(Suite.java:24) at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231) at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:60) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:229) at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50) at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:222) at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28) at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:30) at org.junit.rules.ExternalResource$1.evaluate(ExternalResource.java:46) at org.junit.rules.RunRules.evaluate(RunRules.java:18) at org.junit.runners.ParentRunner.run(ParentRunner.java:300) at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:234) at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:133) at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:114) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.maven.surefire.util.ReflectionUtils.invokeMethodWithArray(ReflectionUtils.java:188) at org.apache.maven.surefire.booter.ProviderFactory$ProviderProxy.invoke(ProviderFactory.java:166) at org.apache.maven.surefire.booter.ProviderFactory.invokeProvider(ProviderFactory.java:86) at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:101) at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:74) Caused by: org.apache.commons.net.ftp.FTPConnectionClosedException: FTP response 421 received. Server closed connection. at org.apache.commons.net.ftp.FTP.__getReply(FTP.java:360) at org.apache.commons.net.ftp.FTP.__getReply(FTP.java:290) at org.apache.commons.net.ftp.FTP.sendCommand(FTP.java:474) at org.apache.commons.net.ftp.FTP.sendCommand(FTP.java:547) at org.apache.commons.net.ftp.FTP.user(FTP.java:693) at org.apache.commons.net.ftp.FTPClient.login(FTPClient.java:872) at org.springframework.integration.ftp.session.AbstractFtpSessionFactory.createClient(AbstractFtpSessionFactory.java:161) at org.springframework.integration.ftp.session.AbstractFtpSessionFactory.getSession(AbstractFtpSessionFactory.java:136) ... 102 more {code}
    via by Gunnar Hillert,
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    • org.apache.commons.net.ftp.FTPConnectionClosedException: FTP response 421 received. Server closed connection. at org.apache.commons.net.ftp.FTP.__getReply(FTP.java:321) at org.apache.commons.net.ftp.FTP.sendCommand(FTP.java:460) at org.apache.commons.net.ftp.FTP.sendCommand(FTP.java:520) at org.apache.commons.net.ftp.FTP.user(FTP.java:670) at org.apache.commons.net.ftp.FTPClient.login(FTPClient.java:637) at MyFTP.main(MyFTP.java:17)

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