LantaoJin commented on pull request #28385:
URL: https://github.com/apache/spark/pull/28385#issuecomment-620562663
> Why is the method called with null in the shuffle case? Is this an issue
in callsite?
Maybe. I am still looking into it. Our code base is a bit different with
here, b
LantaoJin commented on pull request #28385:
URL: https://github.com/apache/spark/pull/28385#issuecomment-620941771
@dongjoon-hyun Thanks your comments that make me thinking twice. I found the
root cause which only exists in our Spark. In community version, I will never
happen. Close this.