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Benedict commented on CASSANDRA-8067: ------------------------------------- bq. but hesitant to do that in 2.1.x Agreed > NullPointerException in KeyCacheSerializer > ------------------------------------------ > > Key: CASSANDRA-8067 > URL: https://issues.apache.org/jira/browse/CASSANDRA-8067 > Project: Cassandra > Issue Type: Bug > Components: Core > Reporter: Eric Leleu > Assignee: Aleksey Yeschenko > Fix For: 2.1.4 > > Attachments: 8067.txt > > > Hi, > I have this stack trace in the logs of Cassandra server (v2.1) > {code} > ERROR [CompactionExecutor:14] 2014-10-06 23:32:02,098 > CassandraDaemon.java:166 - Exception in thread > Thread[CompactionExecutor:14,1,main] > java.lang.NullPointerException: null > at > org.apache.cassandra.service.CacheService$KeyCacheSerializer.serialize(CacheService.java:475) > ~[apache-cassandra-2.1.0.jar:2.1.0] > at > org.apache.cassandra.service.CacheService$KeyCacheSerializer.serialize(CacheService.java:463) > ~[apache-cassandra-2.1.0.jar:2.1.0] > at > org.apache.cassandra.cache.AutoSavingCache$Writer.saveCache(AutoSavingCache.java:225) > ~[apache-cassandra-2.1.0.jar:2.1.0] > at > org.apache.cassandra.db.compaction.CompactionManager$11.run(CompactionManager.java:1061) > ~[apache-cassandra-2.1.0.jar:2.1.0] > at java.util.concurrent.Executors$RunnableAdapter.call(Unknown > Source) ~[na:1.7.0] > at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source) > ~[na:1.7.0] > at java.util.concurrent.FutureTask.run(Unknown Source) ~[na:1.7.0] > at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) > [na:1.7.0] > at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) > [na:1.7.0] > at java.lang.Thread.run(Unknown Source) [na:1.7.0] > {code} > It may not be critical because this error occured in the AutoSavingCache. > However the line 475 is about the CFMetaData so it may hide bigger issue... > {code} > 474 CFMetaData cfm = > Schema.instance.getCFMetaData(key.desc.ksname, key.desc.cfname); > 475 cfm.comparator.rowIndexEntrySerializer().serialize(entry, > out); > {code} > Regards, > Eric -- This message was sent by Atlassian JIRA (v6.3.4#6332)