[ https://issues.apache.org/jira/browse/CASSANDRA-6699?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Lyuben Todorov resolved CASSANDRA-6699. --------------------------------------- Resolution: Cannot Reproduce Tested on OSX and CentOS with [ccm script|https://gist.github.com/lyubent/9391939] to create a cluster, run stress on it and repeat. Failed to recreate after 1k iterations. > NPE in migration stage on trunk > ------------------------------- > > Key: CASSANDRA-6699 > URL: https://issues.apache.org/jira/browse/CASSANDRA-6699 > Project: Cassandra > Issue Type: Bug > Components: Core > Reporter: Brandon Williams > Assignee: Lyuben Todorov > Fix For: 2.1 beta2 > > > Simple to reproduce, start a cluster and run legacy stress against it: > {noformat} > ERROR 12:56:12 Error occurred during processing of message. > java.lang.RuntimeException: java.util.concurrent.ExecutionException: > java.lang.NullPointerException > at org.apache.cassandra.utils.FBUtilities.waitOnFuture(FBUtilities.java:411) > ~[main/:na] > at > org.apache.cassandra.service.MigrationManager.announce(MigrationManager.java:281) > ~[main/:na] > at > org.apache.cassandra.service.MigrationManager.announceNewColumnFamily(MigrationManager.java:211) > ~[main/:na] > at > org.apache.cassandra.cql3.statements.CreateTableStatement.announceMigration(CreateTableStatement.java:105) > ~[main/:na] > at > org.apache.cassandra.cql3.statements.SchemaAlteringStatement.execute(SchemaAlteringStatement.java:71) > ~[main/:na] > at > org.apache.cassandra.cql3.QueryProcessor.processStatement(QueryProcessor.java:180) > ~[main/:na] > at org.apache.cassandra.cql3.QueryProcessor.process(QueryProcessor.java:214) > ~[main/:na] > at org.apache.cassandra.cql3.QueryProcessor.process(QueryProcessor.java:204) > ~[main/:na] > at > org.apache.cassandra.thrift.CassandraServer.execute_cql3_query(CassandraServer.java:1973) > ~[main/:na] > at > org.apache.cassandra.thrift.Cassandra$Processor$execute_cql3_query.getResult(Cassandra.java:4486) > ~[thrift/:na] > at > org.apache.cassandra.thrift.Cassandra$Processor$execute_cql3_query.getResult(Cassandra.java:4470) > ~[thrift/:na] > at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39) > ~[libthrift-0.9.1.jar:0.9.1] > at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39) > ~[libthrift-0.9.1.jar:0.9.1] > at > org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:194) > ~[main/:na] > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) > [na:1.7.0_51] > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) > [na:1.7.0_51] > at java.lang.Thread.run(Thread.java:744) [na:1.7.0_51] > Caused by: java.util.concurrent.ExecutionException: > java.lang.NullPointerException > at java.util.concurrent.FutureTask.report(FutureTask.java:122) ~[na:1.7.0_51] > at java.util.concurrent.FutureTask.get(FutureTask.java:188) ~[na:1.7.0_51] > at org.apache.cassandra.utils.FBUtilities.waitOnFuture(FBUtilities.java:407) > ~[main/:na] > ... 16 common frames omitted > Caused by: java.lang.NullPointerException: null > at org.apache.cassandra.utils.ByteBufferUtil.string(ByteBufferUtil.java:167) > ~[main/:na] > at > org.apache.cassandra.serializers.AbstractTextSerializer.deserialize(AbstractTextSerializer.java:39) > ~[main/:na] > at > org.apache.cassandra.serializers.AbstractTextSerializer.deserialize(AbstractTextSerializer.java:26) > ~[main/:na] > at > org.apache.cassandra.db.marshal.AbstractType.compose(AbstractType.java:66) > ~[main/:na] > at > org.apache.cassandra.cql3.UntypedResultSet$Row.getString(UntypedResultSet.java:150) > ~[main/:na] > at > org.apache.cassandra.config.ColumnDefinition.fromSchema(ColumnDefinition.java:373) > ~[main/:na] > at > org.apache.cassandra.config.CFMetaData.fromSchemaNoTriggers(CFMetaData.java:1712) > ~[main/:na] > at org.apache.cassandra.config.CFMetaData.fromSchema(CFMetaData.java:1832) > ~[main/:na] > at > org.apache.cassandra.config.KSMetaData.deserializeColumnFamilies(KSMetaData.java:320) > ~[main/:na] > at > org.apache.cassandra.db.DefsTables.mergeColumnFamilies(DefsTables.java:306) > ~[main/:na] > at org.apache.cassandra.db.DefsTables.mergeSchema(DefsTables.java:181) > ~[main/:na] > at > org.apache.cassandra.service.MigrationManager$2.runMayThrow(MigrationManager.java:299) > ~[main/:na] > at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28) > ~[main/:na] > at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) > ~[na:1.7.0_51] > at java.util.concurrent.FutureTask.run(FutureTask.java:262) ~[na:1.7.0_51] > ... 3 common frames omitted > {noformat} -- This message was sent by Atlassian JIRA (v6.2#6252)