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Russ Hatch commented on CASSANDRA-11613: ---------------------------------------- Based on the stack trace, I'm thinking this is not likely to be a test issue: {noformat} ERROR [MessagingService-Incoming-/127.0.0.2] 2016-04-19 00:59:15,353 CassandraDaemon.java:195 - Exception in thread Thread[MessagingService-Incoming-/127.0.0.2,5,main] java.lang.AssertionError: null at org.apache.cassandra.db.rows.BufferCell.<init>(BufferCell.java:42) ~[main/:na] at org.apache.cassandra.db.LegacyLayout$CellGrouper.addCell(LegacyLayout.java:1190) ~[main/:na] at org.apache.cassandra.db.LegacyLayout$CellGrouper.addAtom(LegacyLayout.java:1144) ~[main/:na] at org.apache.cassandra.db.LegacyLayout.getNextRow(LegacyLayout.java:646) ~[main/:na] at org.apache.cassandra.db.LegacyLayout.access$300(LegacyLayout.java:50) ~[main/:na] at org.apache.cassandra.db.LegacyLayout$2.computeNext(LegacyLayout.java:669) ~[main/:na] at org.apache.cassandra.db.LegacyLayout$2.computeNext(LegacyLayout.java:663) ~[main/:na] at org.apache.cassandra.utils.AbstractIterator.hasNext(AbstractIterator.java:47) ~[main/:na] at org.apache.cassandra.db.rows.RowAndDeletionMergeIterator.updateNextRow(RowAndDeletionMergeIterator.java:117) ~[main/:na] at org.apache.cassandra.db.rows.RowAndDeletionMergeIterator.computeNext(RowAndDeletionMergeIterator.java:77) ~[main/:na] at org.apache.cassandra.db.rows.RowAndDeletionMergeIterator.computeNext(RowAndDeletionMergeIterator.java:35) ~[main/:na] at org.apache.cassandra.utils.AbstractIterator.hasNext(AbstractIterator.java:47) ~[main/:na] at org.apache.cassandra.db.partitions.AbstractBTreePartition.build(AbstractBTreePartition.java:283) ~[main/:na] at org.apache.cassandra.db.partitions.PartitionUpdate.fromIterator(PartitionUpdate.java:207) ~[main/:na] at org.apache.cassandra.db.partitions.PartitionUpdate$PartitionUpdateSerializer.deserializePre30(PartitionUpdate.java:704) ~[main/:na] at org.apache.cassandra.db.partitions.PartitionUpdate$PartitionUpdateSerializer.deserialize(PartitionUpdate.java:647) ~[main/:na] at org.apache.cassandra.db.Mutation$MutationSerializer.deserialize(Mutation.java:331) ~[main/:na] at org.apache.cassandra.db.Mutation$MutationSerializer.deserialize(Mutation.java:350) ~[main/:na] at org.apache.cassandra.db.Mutation$MutationSerializer.deserialize(Mutation.java:287) ~[main/:na] at org.apache.cassandra.net.MessageIn.read(MessageIn.java:114) ~[main/:na] at org.apache.cassandra.net.IncomingTcpConnection.receiveMessage(IncomingTcpConnection.java:190) ~[main/:na] at org.apache.cassandra.net.IncomingTcpConnection.receiveMessages(IncomingTcpConnection.java:178) ~[main/:na] at org.apache.cassandra.net.IncomingTcpConnection.run(IncomingTcpConnection.java:92) ~[main/:na] {noformat} Also wondering if this could have some relation to CASSANDRA-11609, both involve upgrading udt's and both failures look to be pretty new. > dtest failure in > upgrade_tests.cql_tests.TestCQLNodes2RF1_2_2_HEAD_UpTo_Trunk.more_user_types_test > -------------------------------------------------------------------------------------------------- > > Key: CASSANDRA-11613 > URL: https://issues.apache.org/jira/browse/CASSANDRA-11613 > Project: Cassandra > Issue Type: Test > Reporter: Russ Hatch > Labels: dtest > > example failure: > http://cassci.datastax.com/job/upgrade_tests-all-custom_branch_runs/8/testReport/upgrade_tests.cql_tests/TestCQLNodes2RF1_2_2_HEAD_UpTo_Trunk/more_user_types_test > Failed on CassCI build upgrade_tests-all-custom_branch_runs #8 -- This message was sent by Atlassian JIRA (v6.3.4#6332)