hive errors with cql3 column family

hive> create database pns_fr;
OK
Time taken: 0.039 seconds
hive>
    > CREATE EXTERNAL TABLE pns_fr.messages(message_id string, author string, body string)
    >         STORED BY 'org.apache.hadoop.hive.cassandra.cql.CqlStorageHandler'
    >         WITH SERDEPROPERTIES ("cql.primarykey" = "message_id, author", "comment"="check", "read_repair_chance" = "0.2",
    >         "dclocal_read_repair_chance" = "0.14", "gc_grace_seconds" = "989898", "bloom_filter_fp_chance" = "0.2",
    >         "compaction" = "{'class' : 'LeveledCompactionStrategy'}", "replicate_on_write" = "false", "caching" = "all");
OK
Time taken: 0.089 seconds
hive> use pns_fr;
OK
Time taken: 0.014 seconds
hive> select * from messages;
OK
Failed with exception java.io.IOException:java.lang.ClassCastException: org.apache.hadoop.io.MapWritable cannot be cast to org.apache.hadoop.io.WritableComparable
Time taken: 0.43 seconds