org.springframework.integration.message.MessagingException: Error while polling for messages.

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via Spring JIRA by Martti von Hertzen, 1 year ago
Error while polling for messages.
via Spring JIRA by Martti von Hertzen, 1 year ago
Error while polling for messages.
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.port(FTP.java:849)
at org.apache.commons.net.ftp.FTPClient._openDataConnection_(FTPClient.java:477)
at org.apache.commons.net.ftp.FTPClient.initiateListParsing(FTPClient.java:2390)
at org.apache.commons.net.ftp.FTPClient.initiateListParsing(FTPClient.java:2364)
at org.apache.commons.net.ftp.FTPClient.listFiles(FTPClient.java:2141)
at org.springframework.integration.adapter.ftp.FtpSource.populateSnapshot(FtpSource.java:90)
at org.springframework.integration.adapter.ftp.FtpSource.refreshSnapshotAndMarkProcessing(FtpSource.java:79)
at org.springframework.integration.adapter.file.AbstractDirectorySource.receive(AbstractDirectorySource.java:68)
at org.springframework.integration.message.MessageExchangeTemplate.doReceive(MessageExchangeTemplate.java:212)
at org.springframework.integration.message.MessageExchangeTemplate.doReceiveAndForward(MessageExchangeTemplate.java:231)
at org.springframework.integration.message.MessageExchangeTemplate.receiveAndForward(MessageExchangeTemplate.java:191)
at org.springframework.integration.scheduling.spi.ProviderTaskScheduler$TaskRunner.run(ProviderTaskScheduler.java:221)
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
at java.util.concurrent.FutureTask$Sync.innerRunAndReset(Unknown Source)
at java.util.concurrent.FutureTask.runAndReset(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.runPeriodic(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)

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