java.lang.AbstractMethodError: com.datastax.spark.connector.cql.LocalNodeFirstLoadBalancingPolicy.close()V

DataStax JIRA | Mike Adamson | 2 years ago
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    Spark + Cassandra connector fails with LocalNodeFirstLoadBalancingPolicy.close()

    Stack Overflow | 1 year ago | Mael Razavet
    play.api.Application$$anon$1: Execution exception[[RuntimeException: java.lang.AbstractMethodError: com.datastax.spark.connector.cql.LocalNodeFirstLoadBalancingPolicy.close()V]]
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    Root Cause Analysis

    1. java.lang.AbstractMethodError

      com.datastax.spark.connector.cql.LocalNodeFirstLoadBalancingPolicy.close()V

      at com.datastax.driver.core.Cluster$Manager.close()
    2. DataStax Java Driver for Apache Cassandra - Core
      Cluster.close
      1. com.datastax.driver.core.Cluster$Manager.close(Cluster.java:1417)
      2. com.datastax.driver.core.Cluster$Manager.access$200(Cluster.java:1167)
      3. com.datastax.driver.core.Cluster.closeAsync(Cluster.java:461)
      4. com.datastax.driver.core.Cluster.close(Cluster.java:472)
      4 frames
    3. spark-cassandra-connector
      RefCountedCache.createNewValueAndKeys
      1. com.datastax.spark.connector.cql.CassandraConnector$.com$datastax$spark$connector$cql$CassandraConnector$$createSession(CassandraConnector.scala:180)
      2. com.datastax.spark.connector.cql.CassandraConnector$$anonfun$2.apply(CassandraConnector.scala:167)
      3. com.datastax.spark.connector.cql.CassandraConnector$$anonfun$2.apply(CassandraConnector.scala:167)
      4. com.datastax.spark.connector.cql.RefCountedCache.createNewValueAndKeys(RefCountedCache.scala:31)
      4 frames