Tommaso Barbugli created CASSANDRA-8106: -------------------------------------------
Summary: Schema changes raises "comparators do not match or are not compatible" ConfigurationException Key: CASSANDRA-8106 URL: https://issues.apache.org/jira/browse/CASSANDRA-8106 Project: Cassandra Issue Type: Bug Reporter: Tommaso Barbugli I am running Cassandra 2.0.10 on 2 nodes; since the last few hours every schema migration issued via CQL (both CREATE and ALTER tables) raises a ConfigurationException "comparators do not match or are not compatible" exception. {code} ERROR [Native-Transport-Requests:5802] 2014-10-12 22:48:12,237 QueryMessage.java (line 131) Unexpected error during query java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.RuntimeException: org.apache.cassandra.exceptions.ConfigurationException: comparators do not match or are not compatible. at org.apache.cassandra.utils.FBUtilities.waitOnFuture(FBUtilities.java:413) at org.apache.cassandra.service.MigrationManager.announce(MigrationManager.java:285) at org.apache.cassandra.service.MigrationManager.announceNewColumnFamily(MigrationManager.java:223) at org.apache.cassandra.cql3.statements.CreateTableStatement.announceMigration(CreateTableStatement.java:121) at org.apache.cassandra.cql3.statements.SchemaAlteringStatement.execute(SchemaAlteringStatement.java:79) at org.apache.cassandra.cql3.QueryProcessor.processStatement(QueryProcessor.java:158) at org.apache.cassandra.cql3.QueryProcessor.process(QueryProcessor.java:175) at org.apache.cassandra.transport.messages.QueryMessage.execute(QueryMessage.java:119) at org.apache.cassandra.transport.Message$Dispatcher.messageReceived(Message.java:306) at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70) at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564) at org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791) at org.jboss.netty.handler.execution.ChannelUpstreamEventRunnable.doRun(ChannelUpstreamEventRunnable.java:43) at org.jboss.netty.handler.execution.ChannelEventRunnable.run(ChannelEventRunnable.java:67) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:744) Caused by: java.util.concurrent.ExecutionException: java.lang.RuntimeException: org.apache.cassandra.exceptions.ConfigurationException: comparators do not match or are not compatible. at java.util.concurrent.FutureTask.report(FutureTask.java:122) at java.util.concurrent.FutureTask.get(FutureTask.java:188) at org.apache.cassandra.utils.FBUtilities.waitOnFuture(FBUtilities.java:409) ... 16 more Caused by: java.lang.RuntimeException: org.apache.cassandra.exceptions.ConfigurationException: comparators do not match or are not compatible. at org.apache.cassandra.config.CFMetaData.reload(CFMetaData.java:1052) at org.apache.cassandra.db.DefsTables.updateColumnFamily(DefsTables.java:377) at org.apache.cassandra.db.DefsTables.mergeColumnFamilies(DefsTables.java:318) at org.apache.cassandra.db.DefsTables.mergeSchema(DefsTables.java:183) at org.apache.cassandra.service.MigrationManager$2.runMayThrow(MigrationManager.java:303) at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) at java.util.concurrent.FutureTask.run(FutureTask.java:262) ... 3 more Caused by: org.apache.cassandra.exceptions.ConfigurationException: comparators do not match or are not compatible. at org.apache.cassandra.config.CFMetaData.validateCompatility(CFMetaData.java:1142) at org.apache.cassandra.config.CFMetaData.apply(CFMetaData.java:1067) at org.apache.cassandra.config.CFMetaData.reload(CFMetaData.java:1048) ... 10 more {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332)