Cannot use cassandra interpreter with 0.56

[George Sigletos <si...@textkernel.nl>]

Could not initialize class com.datastax.driver.core.ProtocolVersion

Am I doing anything wrong?

Here is the error stack. Anybody with similar problems? Thank you in advance

INFO [2016-04-07 13:01:31,472] ({pool-2-thread-2}
CassandraInterpreter.java[open]:268) - Bootstrapping Cassandra Java Driver
to connect to <myNode>,on port 9042
ERROR [2016-04-07 13:01:31,474] ({pool-2-thread-2} Job.java[run]:182) - Job
failed
java.lang.NoClassDefFoundError: Could not initialize class
com.datastax.driver.core.ProtocolVersion
        at
org.apache.zeppelin.cassandra.JavaDriverConfig.getProtocolVersion(JavaDriverConfig.scala:209)
        at
org.apache.zeppelin.cassandra.CassandraInterpreter.open(CassandraInterpreter.java:273)
        at
org.apache.zeppelin.interpreter.ClassloaderInterpreter.open(ClassloaderInterpreter.java:74)
        at
org.apache.zeppelin.interpreter.LazyOpenInterpreter.open(LazyOpenInterpreter.java:68)
        at
org.apache.zeppelin.interpreter.LazyOpenInterpreter.interpret(LazyOpenInterpreter.java:92)
        at
org.apache.zeppelin.interpreter.remote.RemoteInterpreterServer$InterpretJob.jobRun(RemoteInterpreterServer.java:300)
        at org.apache.zeppelin.scheduler.Job.run(Job.java:169)
        at
org.apache.zeppelin.scheduler.ParallelScheduler$JobRunner.run(ParallelScheduler.java:157)
        at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
        at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
        at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
        at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
        at java.lang.Thread.run(Thread.java:745)