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Posted to issues@arrow.apache.org by "Gaurangi Saxena (Jira)" <ji...@apache.org> on 2020/06/04 21:27:00 UTC

[jira] [Updated] (ARROW-9036) Null pointer exception when caching data frames

     [ https://issues.apache.org/jira/browse/ARROW-9036?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Gaurangi Saxena updated ARROW-9036:
-----------------------------------
    Summary: Null pointer exception when caching data frames  (was: Null pointer exception when caching data frames))

> Null pointer exception when caching data frames
> -----------------------------------------------
>
>                 Key: ARROW-9036
>                 URL: https://issues.apache.org/jira/browse/ARROW-9036
>             Project: Apache Arrow
>          Issue Type: Bug
>          Components: Java
>    Affects Versions: 0.16.0
>            Reporter: Gaurangi Saxena
>            Priority: Major
>
> I get a NPE when I try to cache a DataFrame in spark with Arrow as read format.
>  
> Stack Trace - 
> java.lang.NullPointerExceptionjava.lang.NullPointerException at org.apache.arrow.vector.ipc.ReadChannel.readFully(ReadChannel.java:61) at org.apache.arrow.vector.ipc.message.MessageSerializer.readMessage(MessageSerializer.java:649) at org.apache.arrow.vector.ipc.message.MessageChannelReader.readNext(MessageChannelReader.java:58) at org.apache.arrow.vector.ipc.ArrowStreamReader.loadNextBatch(ArrowStreamReader.java:106) at com.google.cloud.spark.bigquery.ArrowBinaryIterator$ArrowReaderIterator.hasNext(ArrowBinaryIterator.scala:84)



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