Problem with cassandra support 2

[Tamil Selvan]

Help Required

I'm getting this error IFF I use cassandra built in with Brisk. I use
PHP Cassa as a client

Fatal error: Uncaught exception 'TApplicationException' with message
'Internal error processing batch_mutate' in /home/tamil/workspace/
TestProjects/Cassandra/lib/phpcassa/thrift/packages/cassandra/
Cassandra.php:871 Stack trace: #0 /home/tamil/workspace/TestProjects/
Cassandra/lib/phpcassa/thrift/packages/cassandra/Cassandra.php(871):
thrift_protocol_read_binary(Object(TBinaryProtocolAccelerated),
'cassandra_Cassa...', false) #1 /home/tamil/workspace/TestProjects/
Cassandra/lib/phpcassa/thrift/packages/cassandra/Cassandra.php(846):
CassandraClient->recv_batch_mutate() #2 [internal function]:
CassandraClient->batch_mutate(Array, 1) #3 /home/tamil/workspace/
TestProjects/Cassandra/lib/phpcassa/connection.php(356):
call_user_func_array(Array, Array) #4 /home/tamil/workspace/
TestProjects/Cassandra/lib/phpcassa/columnfamily.php(617):
ConnectionPool->call('batch_mutate', Array, 1) #5 /home/tamil/
workspace/TestProjects/Cassandra/src/index_read.php(12): ColumnFamily-
>insert('amit', Array) #6 {main} thrown in /home/tamil/workspace/
TestProjects/Cassandra/lib/phpcassa/thrift/packages/cassandra/
Cassandra.php on line 871

Regards,
Tamil