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via Google Groups by Maurizio Gallelli, 1 year ago
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via GitHub by Hailei
, 1 year ago
via Google Groups by Hailei Zhang, 9 months ago
java.lang.NullPointerException: 	at io.druid.query.aggregation.LongSumAggregator.combineValues(	at io.druid.query.aggregation.LongSumAggregatorFactory.combine(	at io.druid.segment.IndexMerger$RowboatMergeFunction.apply(	at io.druid.segment.IndexMerger$RowboatMergeFunction.apply(	at	at io.druid.segment.IndexMerger.makeIndexFiles(	at io.druid.segment.IndexMerger.merge(	at io.druid.segment.IndexMerger.mergeQueryableIndex(	at io.druid.segment.IndexMerger.mergeQueryableIndex(	at io.druid.segment.realtime.plumber.RealtimePlumber$4.doRun(	at	at java.util.concurrent.ThreadPoolExecutor.runWorker(	at java.util.concurrent.ThreadPoolExecutor$	at