[SOLR-9917] NPE in JSON facet merger

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 6.3
• Fix Version/s: 6.4, 7.0
• Assignee: Yonik Seeley
• Reporter: Markus Jelsma
• Created: 03/Jan/17 17:28
• Updated: 08/Jun/19 15:29
• Resolved: 05/Jan/17 13:02

Description

I've spotted this before, and just now one of my unit tests does it as well. I believe this happens when there is no data for the requested field.

java.lang.NullPointerException
        at java.nio.ByteBuffer.wrap(ByteBuffer.java:396)
        at org.apache.solr.search.facet.PercentileAgg$Merger.merge(PercentileAgg.java:195)
        at org.apache.solr.search.facet.FacetBucket.mergeBucket(FacetBucket.java:90)
        at org.apache.solr.search.facet.FacetRequestSortedMerger.mergeBucketList(FacetRequestSortedMerger.java:61)
        at org.apache.solr.search.facet.FacetRangeMerger.mergeBucketList(FacetRangeMerger.java:27)
        at org.apache.solr.search.facet.FacetRangeMerger.merge(FacetRangeMerger.java:91)
        at org.apache.solr.search.facet.FacetRangeMerger.merge(FacetRangeMerger.java:43)
        at org.apache.solr.search.facet.FacetBucket.mergeBucket(FacetBucket.java:90)
        at org.apache.solr.search.facet.FacetQueryMerger.merge(FacetModule.java:444)
        at org.apache.solr.search.facet.FacetModule.handleResponses(FacetModule.java:272)