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[ERROR] COMPILATION ERROR :
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[ERROR] /home/hadoop/hadoop-trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/ipc/ProtoOverHadoopRpcEngine.java:[61,7] org.apache.hadoop.yarn.ipc.ProtoOverHadoopRpcEngine is not abstract and does not override abstract method
getProtocolMetaInfoProxy(org.apache.hadoop.ipc.Client.ConnectionId,org.apache.hadoop.conf.Configuration,javax.net.SocketFactory) in org.apache.hadoop.ipc.RpcEngine
[INFO] 1 error
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