Exception in thread "main" java.lang.AbstractMethodError: org.apache.hadoop.hdfs.server.namenode.ha.ConfiguredFailoverProxyProvider.getProxy()Lorg/apache/hadoop/io/retry/FailoverProxyProvider$ProxyInfo;
at org.apache.hadoop.io.retry.RetryInvocationHandler.(RetryInvocationHandler.java:73)
at org.apache.hadoop.io.retry.RetryInvocationHandler.(RetryInvocationHandler.java:64)
at org.apache.hadoop.io.retry.RetryProxy.create(RetryProxy.java:59)
at org.apache.hadoop.hdfs.NameNodeProxies.createProxy(NameNodeProxies.java:147)
at org.apache.hadoop.hdfs.DFSClient.(DFSClient.java:510)
at org.apache.hadoop.hdfs.DFSClient.(DFSClient.java:453)
at org.apache.hadoop.hdfs.DistributedFileSystem.initialize(DistributedFileSystem.java:136)
at org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:2669)
at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:94)
at org.apache.hadoop.fs.FileSystem$Cache.getInternal(FileSystem.java:2703)
at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:2685)
at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:373)
at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:172)
at org.apache.spark.deploy.yarn.Client$$anonfun$7.apply(Client.scala:123)
at org.apache.spark.deploy.yarn.Client$$anonfun$7.apply(Client.scala:123)
at scala.Option.getOrElse(Option.scala:121)
at org.apache.spark.deploy.yarn.Client.(Client.scala:123)
at org.apache.spark.deploy.yarn.Client.(Client.scala:69)
at org.apache.spark.deploy.yarn.Client$.main(Client.scala:1226)
at org.apache.spark.deploy.yarn.Client.main(Client.scala)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.apache.spark.deploy.SparkSubmit$.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:736)
at org.apache.spark.deploy.SparkSubmit$.doRunMain$1(SparkSubmit.scala:185)
at org.apache.spark.deploy.SparkSubmit$.submit(SparkSubmit.scala:210)
at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:124)
at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)
哪位大仙儿拉一把，找了半天资料都没有这个错误的解决方法，醉了。
