Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via DataStax JIRA by Vishy Kasar, 1 year ago
This exception has no message.
via DataStax JIRA by Vishy Kasar, 1 year ago
This exception has no message.
java.lang.NullPointerException at com.datastax.driver.core.ControlConnection.updateLocationInfo(ControlConnection.java:491) at com.datastax.driver.core.ControlConnection.refreshNodeListAndTokenMap(ControlConnection.java:571) at com.datastax.driver.core.ControlConnection.refreshNodeListAndTokenMap(ControlConnection.java:360) at com.datastax.driver.core.ControlConnection.onRemove(ControlConnection.java:681) at com.datastax.driver.core.Cluster$Manager.onRemove(Cluster.java:1840) at com.datastax.driver.core.Cluster$Manager.access$1300(Cluster.java:1103) at com.datastax.driver.core.Cluster$Manager$9.runMayThrow(Cluster.java:1819) at com.datastax.driver.core.ExceptionCatchingRunnable.run(ExceptionCatchingRunnable.java:32) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) at java.util.concurrent.FutureTask.run(FutureTask.java:262) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:745)