[jira] [Resolved] (CALCITE-3503) NPE at VolcanoPlanner#isValid when DEBUG is enabled

["Haisheng Yuan (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/CALCITE-3503?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Haisheng Yuan resolved CALCITE-3503.
------------------------------------
    Resolution: Fixed

Fixed in https://github.com/apache/calcite/commit/4e7f7a30b4c836fba2375ee6dfcff261c02a5fa4.

> NPE at VolcanoPlanner#isValid when DEBUG is enabled
> ---------------------------------------------------
>
>                 Key: CALCITE-3503
>                 URL: https://issues.apache.org/jira/browse/CALCITE-3503
>             Project: Calcite
>          Issue Type: Bug
>          Components: core
>    Affects Versions: 1.21.0
>            Reporter: Stamatis Zampetakis
>            Priority: Blocker
>              Labels: pull-request-available
>             Fix For: 1.22.0
>
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> The stacktrace is the following:
> {noformat}
>  java.lang.NullPointerException
>             at org.apache.calcite.plan.volcano.VolcanoPlanner.isValid(VolcanoPlanner.java:880)
>             at org.apache.calcite.plan.volcano.VolcanoPlanner.ensureRegistered(VolcanoPlanner.java:870)
>             at org.apache.calcite.plan.volcano.VolcanoPlanner.ensureRegistered(VolcanoPlanner.java:92)
>             at org.apache.calcite.rel.AbstractRelNode.onRegister(AbstractRelNode.java:321)
>             at org.apache.calcite.plan.volcano.VolcanoPlanner.registerImpl(VolcanoPlanner.java:1701)
>             at org.apache.calcite.plan.volcano.VolcanoPlanner.setRoot(VolcanoPlanner.java:298)
>             at org.apache.calcite.tools.Programs.lambda$standard$3(Programs.java:269)
> {noformat}
> According to [~volodymyr] this is a regression caused by CALCITE-3487.



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