java.lang.NoClassDefFoundError: io/netty/handler/timeout/IdleStateHandler

Stack Overflow | Prakash Pandey | 4 months ago
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    GitHub comment 7#73973273

    GitHub | 2 years ago | oscerd
    com.datastax.driver.core.exceptions.AuthenticationException: Authentication error on host /127.0.0.1:9042: Host /127.0.0.1:9042 requires authentication, but no authenticator found in Cluster configuration
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    ca.com | 8 months ago
    com.datastax.driver.core.TransportException: [***********/127.0.0.1:9042] Cannot connect))
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    Intermittent NoHostAvailableException when connecting to Cassandra with Datastax Java Driver

    Stack Overflow | 10 months ago | abaratham
    com.datastax.driver.core.exceptions.NoHostAvailableException: All host(s) tried for query failed (tried: localhost/127.0.0.1:9042 (com.datastax.driver.core.OperationTimedOutException: [localhost/127.0.0.1:9042] Operation timed out))

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    Root Cause Analysis

    1. java.lang.NoClassDefFoundError

      io/netty/handler/timeout/IdleStateHandler

      at com.datastax.driver.core.Connection$Initializer.<init>()
    2. DataStax Java Driver for Apache Cassandra - Core
      DelegatingCluster.connect
      1. com.datastax.driver.core.Connection$Initializer.<init>(Connection.java:1409)
      2. com.datastax.driver.core.Connection.initAsync(Connection.java:144)
      3. com.datastax.driver.core.Connection$Factory.open(Connection.java:796)
      4. com.datastax.driver.core.ControlConnection.tryConnect(ControlConnection.java:253)
      5. com.datastax.driver.core.ControlConnection.reconnectInternal(ControlConnection.java:201)
      6. com.datastax.driver.core.ControlConnection.connect(ControlConnection.java:79)
      7. com.datastax.driver.core.Cluster$Manager.init(Cluster.java:1473)
      8. com.datastax.driver.core.Cluster.init(Cluster.java:159)
      9. com.datastax.driver.core.Cluster.connectAsync(Cluster.java:330)
      10. com.datastax.driver.core.Cluster.connectAsync(Cluster.java:305)
      11. com.datastax.driver.core.Cluster.connect(Cluster.java:247)
      12. com.datastax.driver.core.DelegatingCluster.connect(DelegatingCluster.java:71)
      12 frames
    3. com.datastax.driver
      DseCluster.connect
      1. com.datastax.driver.dse.DseCluster.connect(DseCluster.java:351)
      1 frame