java.lang.RuntimeException: Unexpected authentication problem

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Unexpected authentication problem

Stack trace

java.lang.RuntimeException: Unexpected authentication problem
	at org.apache.cassandra.auth.SimpleAuthenticator.authenticate(
	at org.apache.cassandra.service.ClientState.login(
	at org.apache.cassandra.thrift.CassandraServer.login(
	at org.apache.cassandra.thrift.Cassandra$Processor$login.process(
	at org.apache.cassandra.thrift.Cassandra$Processor.process(
	at org.apache.cassandra.thrift.CustomTThreadPoolServer$
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(
	at java.util.concurrent.ThreadPoolExecutor$

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