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via Apache's JIRA Issue Tracker by Dan Adkins, 1 year ago Filesystem closed	at org.apache.hadoop.hdfs.DFSClient.checkOpen(	at org.apache.hadoop.hdfs.DFSClient.getFileInfo(	at org.apache.hadoop.hdfs.DistributedFileSystem.getFileStatus(	at org.apache.hadoop.fs.FileSystem.exists(	at com.sunchangming.searchlog.CopyAppLogs.copyFile(	at com.sunchangming.searchlog.CopyAppLogs.access$000(	at com.sunchangming.searchlog.CopyAppLogs$	at java.util.concurrent.Executors$	at java.util.concurrent.FutureTask$Sync.innerRun(	at	at java.util.concurrent.ThreadPoolExecutor.runWorker(	at java.util.concurrent.ThreadPoolExecutor$	at