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Posted to issues@nifi.apache.org by "René Zeidler (Jira)" <ji...@apache.org> on 2024/04/02 12:57:00 UTC
[jira] [Commented] (NIFI-5894) FTPTransfer NullPointerException - FTPFile.getTimestamp() returns null
[ https://issues.apache.org/jira/browse/NIFI-5894?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17833185#comment-17833185 ]
René Zeidler commented on NIFI-5894:
------------------------------------
I encountered the same NPE on NiFi 1.23.2 using a PutFTP processor:
{code:java}
java.lang.NullPointerException: Cannot invoke "java.util.Calendar.getTimeInMillis()" because the return value of "org.apache.commons.net.ftp.FTPFile.getTimestamp()" is null
at org.apache.nifi.processors.standard.util.FTPTransfer.newFileInfo(FTPTransfer.java:319)
at org.apache.nifi.processors.standard.util.FTPTransfer.getRemoteFileInfo(FTPTransfer.java:382)
at org.apache.nifi.processors.standard.PutFileTransfer.identifyAndResolveConflictFile(PutFileTransfer.java:211)
at org.apache.nifi.processors.standard.PutFileTransfer.onTrigger(PutFileTransfer.java:117)
at org.apache.nifi.processor.AbstractProcessor.onTrigger(AbstractProcessor.java:27)
at org.apache.nifi.controller.StandardProcessorNode.onTrigger(StandardProcessorNode.java:1361)
at org.apache.nifi.controller.tasks.ConnectableTask.invoke(ConnectableTask.java:247)
at org.apache.nifi.controller.scheduling.TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:102)
at org.apache.nifi.engine.FlowEngine$2.run(FlowEngine.java:110)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:572)
at java.base/java.util.concurrent.FutureTask.runAndReset(FutureTask.java:358)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:305)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
at java.base/java.lang.Thread.run(Thread.java:1583){code}
> FTPTransfer NullPointerException - FTPFile.getTimestamp() returns null
> ----------------------------------------------------------------------
>
> Key: NIFI-5894
> URL: https://issues.apache.org/jira/browse/NIFI-5894
> Project: Apache NiFi
> Issue Type: Bug
> Components: Extensions
> Affects Versions: 1.8.0
> Reporter: henning ottesen
> Assignee: Eric Ulicny
> Priority: Major
> Time Spent: 1h 20m
> Remaining Estimate: 0h
>
> 2018-12-13 10:34:07,405 WARN [Timer-Driven Process Thread-2] o.a.n.controller.tasks.ConnectableTask Administratively Yielding ListFTP[id=a6cee9c8-0167-1000-2bc2-5e69d2e33af5] due to uncaught Exception: java.lang.NullPointerException java.lang.NullPointerException: null
> at org.apache.nifi.processors.standard.util.FTPTransfer.newFileInfo(FTPTransfer.java:305)
> at org.apache.nifi.processors.standard.util.FTPTransfer.getListing(FTPTransfer.java:270)
> at org.apache.nifi.processors.standard.util.FTPTransfer.getListing(FTPTransfer.java:260)
> at org.apache.nifi.processors.standard.util.FTPTransfer.getListing(FTPTransfer.java:191)
> at org.apache.nifi.processors.standard.ListFileTransfer.performListing(ListFileTransfer.java:106)
> at org.apache.nifi.processor.util.list.AbstractListProcessor.listByTrackingTimestamps(AbstractListProcessor.java:471)
> at org.apache.nifi.processor.util.list.AbstractListProcessor.onTrigger(AbstractListProcessor.java:413)
> at org.apache.nifi.processor.AbstractProcessor.onTrigger(AbstractProcessor.java:27)
> at org.apache.nifi.controller.StandardProcessorNode.onTrigger(StandardProcessorNode.java:1165)
> at org.apache.nifi.controller.tasks.ConnectableTask.invoke(ConnectableTask.java:203)
> at org.apache.nifi.controller.scheduling.TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:117)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
> at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
> at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
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