pdeva commented on issue #7098: KIS task keeps failing URL: https://github.com/apache/incubator-druid/issues/7098#issuecomment-465627351 ok i will keep a watch. that said, it would be nice if the first exception mentioned in the thread, also output the path of the file/directory it couldn't find. would make it much easier to debug this issue ``` Caused by: java.io.IOException: No such file or directory at java.io.UnixFileSystem.createFileExclusively(Native Method) ~[?:1.8.0_181] at java.io.File.createTempFile(File.java:2024) ~[?:1.8.0_181] at org.apache.druid.segment.writeout.TmpFileSegmentWriteOutMedium.makeWriteOutBytes(TmpFileSegmentWriteOutMedium.java:46) ~[druid-processing-0.13.0-incubating.jar:0.13.0-incubating] at org.apache.druid.segment.data.GenericIndexedWriter.open(GenericIndexedWriter.java:202) ~[druid-processing-0.13.0-incubating.jar:0.13.0-incubating] at org.apache.druid.segment.StringDimensionMergerV9.writeMergedValueDictionary(StringDimensionMergerV9.java:171) ~[druid-processing-0.13.0-incubating.jar:0.13.0-incubating] at org.apache.druid.segment.IndexMergerV9.writeDimValuesAndSetupDimConversion(IndexMergerV9.java:697) ~[druid-processing-0.13.0-incubating.jar:0.13.0-incubating] at org.apache.druid.segment.IndexMergerV9.makeIndexFiles(IndexMergerV9.java:174) ~[druid-processing-0.13.0-incubating.jar:0.13.0-incubating] at org.apache.druid.segment.IndexMergerV9.merge(IndexMergerV9.java:914) ~[druid-processing-0.13.0-incubating.jar:0.13.0-incubating] at org.apache.druid.segment.IndexMergerV9.persist(IndexMergerV9.java:779) ~[druid-processing-0.13.0-incubating.jar:0.13.0-incubating] at org.apache.druid.segment.IndexMergerV9.persist(IndexMergerV9.java:748) ~[druid-processing-0.13.0-incubating.jar:0.13.0-incubating] at org.apache.druid.segment.realtime.appenderator.AppenderatorImpl.persistHydrant(AppenderatorImpl.java:1265) ~[druid-server-0.13.0-incubating.jar:0.13.0-incubating] at org.apache.druid.segment.realtime.appenderator.AppenderatorImpl.access$100(AppenderatorImpl.java:109) ~[druid-server-0.13.0-incubating.jar:0.13.0-incubating] at org.apache.druid.segment.realtime.appenderator.AppenderatorImpl$2.doCall(AppenderatorImpl.java:526) ~[druid-server-0.13.0-incubating.jar:0.13.0-incubating] at org.apache.druid.common.guava.ThreadRenamingCallable.call(ThreadRenamingCallable.java:44) ~[druid-common-0.13.0-incubating.jar:0.13.0-incubating] ... 4 more ```
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