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https://issues.apache.org/jira/browse/PHOENIX-4839?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16573287#comment-16573287
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ASF GitHub Bot commented on PHOENIX-4839:
-----------------------------------------
GitHub user mnpoonia opened a pull request:
https://github.com/apache/phoenix/pull/323
PHOENIX-4839 Check for memstore scanners if it is null before adding …
…it to scanner list
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/mnpoonia/phoenix 4.x-HBase-1.3-PHOENIX-4839
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/phoenix/pull/323.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #323
----
commit 3e3b352c711f909fe71e40baae4b0cd413c36857
Author: Aman Poonia <aman.poonia.29@...>
Date: 2018-08-08T14:24:12Z
PHOENIX-4839 Check for memstore scanners if it is null before adding it to
scanner list
----
> IndexHalfStoreFileReaderGenerator throws NullPointerException
> -------------------------------------------------------------
>
> Key: PHOENIX-4839
> URL: https://issues.apache.org/jira/browse/PHOENIX-4839
> Project: Phoenix
> Issue Type: Bug
> Affects Versions: 4.14.1
> Reporter: Aman Poonia
> Priority: Major
>
> 018-08-08 09:15:25,075 FATAL [7,queue=3,port=60020]
> regionserver.HRegionServer - ABORTING region server
> phoenix1,60020,1533715370645: The coprocessor
> org.apache.hadoop.hbase.regionserver.IndexHalfStoreFileReaderGenerator threw
> java.lang.NullPointerException
> java.lang.NullPointerException
> at java.util.ArrayList.addAll(ArrayList.java:577)
> at
> org.apache.hadoop.hbase.regionserver.IndexHalfStoreFileReaderGenerator.getLocalIndexScanners(IndexHalfStoreFileReaderGenerator.java:398)
> at
> org.apache.hadoop.hbase.regionserver.IndexHalfStoreFileReaderGenerator.access$000(IndexHalfStoreFileReaderGenerator.java:73)
> at
> org.apache.hadoop.hbase.regionserver.IndexHalfStoreFileReaderGenerator$1.getScannersNoCompaction(IndexHalfStoreFileReaderGenerator.java:332)
> at
> org.apache.hadoop.hbase.regionserver.StoreScanner.<init>(StoreScanner.java:214)
> at
> org.apache.hadoop.hbase.regionserver.IndexHalfStoreFileReaderGenerator$1.<init>(IndexHalfStoreFileReaderGenerator.java:327)
> at
> org.apache.hadoop.hbase.regionserver.IndexHalfStoreFileReaderGenerator.preStoreScannerOpen(IndexHalfStoreFileReaderGenerator.java:326)
> at
> org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost$51.call(RegionCoprocessorHost.java:1335)
> at
> org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost$RegionOperation.call(RegionCoprocessorHost.java:1693)
> at
> org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost.execOperation(RegionCoprocessorHost.java:1771)
> at
> org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost.execOperationWithResult(RegionCoprocessorHost.java:1734)
> at
> org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost.preStoreScannerOpen(RegionCoprocessorHost.java:1330)
> at
> org.apache.hadoop.hbase.regionserver.HStore.getScanner(HStore.java:2169)
> at
> org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.initializeScanners(HRegion.java:5916)
> at
> org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.<init>(HRegion.java:5890)
> at
> org.apache.hadoop.hbase.regionserver.HRegion.instantiateRegionScanner(HRegion.java:2739)
> at
> org.apache.hadoop.hbase.regionserver.HRegion.getScanner(HRegion.java:2719)
> at org.apache.hadoop.hbase.regionserver.HRegion.get(HRegion.java:7197)
> at org.apache.hadoop.hbase.regionserver.HRegion.get(HRegion.java:7156)
> at org.apache.hadoop.hbase.regionserver.HRegion.get(HRegion.java:7149)
> at
> org.apache.hadoop.hbase.regionserver.RSRpcServices.get(RSRpcServices.java:2249)
> at
> org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$2.callBlockingMethod(ClientProtos.java:35068)
> at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2373)
> at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:124)
> at
> org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:188)
> at
> org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:168
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