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via markmail.org by Unknown author, 1 year ago
org.apache.hama.algebra.AdditionReduce at org.apache.hadoop.conf.Configuration.getClass(Configuration.java:633) at org.apache.hadoop.mapred.JobConf.getReducerClass(JobConf.java:747)
java.lang.ClassNotFoundException: org.apache.hama.algebra.AdditionReduce
       at
org.apache.hadoop.conf.Configuration.getClass(Configuration.java:633)
       at
org.apache.hadoop.mapred.JobConf.getReducerClass(JobConf.java:747)	at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:318)