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

[Gaurangi Saxena (Jira)]

Gaurangi Saxena created ARROW-9036:
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             Summary: 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


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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