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  1. ,

    Check if there is no nexus running. If not, delete sonatype-work/nexus/nexus.lock .

  2. ,

    checkState() is Static convenience methods that help a method or constructor check whether it was invoked correctly (whether its preconditions have been met). This occurs when the precondition does not met.

Solutions on the web

via incubator-flume-user by Guillermo Ortiz, 1 month ago
via Stack Overflow by Arman
, 11 months ago
close() called when transaction is OPEN - you must either commit or rollback first
via Java.net JIRA by jan.supol, 1 year ago
Stream provider is not defined. It must be set before writing first bytes to the entity output stream.
via Stack Overflow by Bankelaal
, 7 months ago
java.lang.IllegalStateException: Log is closed    	at com.google.common.base.Preconditions.checkState(Preconditions.java:149)	at org.apache.flume.channel.file.Log.getFlumeEventQueue(Log.java:564)	at org.apache.flume.channel.file.FileChannel$FileBackedTransaction.(FileChannel.java:420)	at org.apache.flume.channel.file.FileChannel.createTransaction(FileChannel.java:340)	at org.apache.flume.channel.BasicChannelSemantics.getTransaction(BasicChannelSemantics.java:122)	at org.apache.flume.channel.ChannelProcessor.processEventBatch(ChannelProcessor.java:181)	at org.apache.flume.source.SpoolDirectorySource$SpoolDirectoryRunnable.run(SpoolDirectorySource.java:235)	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:1142)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)	at java.lang.Thread.run(Thread.java:745)