org.apache.hadoop.security.AccessControlException

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    • org.apache.hadoop.security.AccessControlException: Authorization (hadoop.security.authorization) is enabled but authentication (hadoop.security.authentication) is configured as simple. Please configure another method like kerberos or digest. at org.apache.hadoop.ipc.Server$Connection.readAndProcess(Server.java:1166) at org.apache.hadoop.ipc.Server$Listener.doRead(Server.java:577) at org.apache.hadoop.ipc.Server$Listener$Reader.run(Server.java:384) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) at java.lang.Thread.run(Thread.java:722)
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