node.js - Helenus throwing Exception -

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i trying connect node.js(using express) cassandra cql using helenus.

i have created keyspace in cql , installed helenus getting exception shown below: 

d:\test\node_modules\helenus\node_modules\helenus-thrift\lib\thrift\connection.js:90       throw e;   helenusnoavailablenodesexception: not connect nodes

any appreciated.


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