java.lang.NullPointerException: This exception has no message.

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via GitHub by fjy
, 1 year ago
This exception has no message.
via GitHub by redlion99
, 1 year ago
This exception has no message.
via Jenkins JIRA by davidkarlsen, 1 year ago
This exception has no message.
via Jenkins JIRA by davidkarlsen, 1 year ago
This exception has no message.
via java.net Bugzilla by michikommader, 1 year ago
via howtodoinjava.com by Unknown author, 1 year ago
java.lang.NullPointerException:
at java.util.TreeMap.put(TreeMap.java:563)
at java.util.TreeSet.add(TreeSet.java:255)
at java.util.AbstractCollection.addAll(AbstractCollection.java:344)
at java.util.TreeSet.addAll(TreeSet.java:312)
at io.druid.segment.IndexIO$DefaultIndexIOHandler.convertV8toV9(IndexIO.java:868)
at io.druid.segment.IndexMerger.makeIndexFiles(IndexMerger.java:1009)
at io.druid.segment.IndexMerger.merge(IndexMerger.java:421)
at io.druid.segment.IndexMerger.persist(IndexMerger.java:193)
at io.druid.segment.IndexMerger.persist(IndexMerger.java:159)
at io.druid.segment.realtime.plumber.RealtimePlumber.persistHydrant(RealtimePlumber.java:1028)
at io.druid.segment.realtime.plumber.RealtimePlumber$3.doRun(RealtimePlumber.java:445)
at io.druid.common.guava.ThreadRenamingRunnable.run(ThreadRenamingRunnable.java:42)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)

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