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Hudson commented on CASSANDRA-1768: ----------------------------------- Integrated in Cassandra-0.7 #70 (See [https://hudson.apache.org/hudson/job/Cassandra-0.7/70/]) > UnsupportedOperationException in system_update_column_family > ------------------------------------------------------------ > > Key: CASSANDRA-1768 > URL: https://issues.apache.org/jira/browse/CASSANDRA-1768 > Project: Cassandra > Issue Type: Bug > Components: Core > Affects Versions: 0.7.0 rc 1 > Reporter: T Jake Luciani > Assignee: Gary Dusbabek > Fix For: 0.7.0 rc 2 > > Attachments: v0-0001-fix-add-remove-index-bugs-in-CFMetadata.txt > > > During testing I hit this section of code: > CFMetaData.java:662 > {code} > // remove the ones leaving. > for (ByteBuffer indexName : toRemove) > column_metadata.remove(indexName); > {code} > but column_metadata is defined as: > {code} > this.column_metadata = Collections.unmodifiableMap(column_metadata); > {code} > So remove() will throw an exception. > {code} > java.lang.UnsupportedOperationException > at java.util.Collections$UnmodifiableMap.remove(Collections.java:1288) > at org.apache.cassandra.config.CFMetaData.apply(CFMetaData.java:662) > at > org.apache.cassandra.db.migration.UpdateColumnFamily.<init>(UpdateColumnFamily.java:56) > at > org.apache.cassandra.thrift.CassandraServer.system_update_column_family(CassandraServer.java:863) > at > org.apache.cassandra.thrift.Cassandra$Processor$system_update_column_family.process(Cassandra.java:3592) > at > org.apache.cassandra.thrift.Cassandra$Processor.process(Cassandra.java:2555) > at > org.apache.cassandra.thrift.CustomTThreadPoolServer$WorkerProcess.run(CustomTThreadPoolServer.java:167) > at > java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) > at java.lang.Thread.run(Thread.java:680) > {code} > This was introduced by CASSANDRA-1715 -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.