apache spark - PredictionIO elasticsearch demo causting error -


i ran "pio app new tapster" , cannot past error. elasticsearch.yml file appears. network correctly set. but, don't know how based this.

[warn] [transport] [portal] node [#transport#-1][jeremys-macbook-pro.local][inet[localhost/127.0.0.1:9300]] not part of cluster cluster [elasticsearch], ignoring... exception in thread "main" org.elasticsearch.client.transport.nonodeavailableexception: none of configured nodes available: []     @ org.elasticsearch.client.transport.transportclientnodesservice.ensurenodesareavailable(transportclientnodesservice.java:278)


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