SerializationFactory.java:73 at org.apache.hadoop.io.serializer.SerializationFactory.getSerializer

【SerializationFactory.java:73 at org.apache.hadoop.io.serializer.SerializationFactory.getSerializer】

SerializationFactory.java:73 at org.apache.hadoop.io.serializer.SerializationFactory.getSerializer

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at org . Apache . hadoop . io . serializer . serialization factory . get serializer(serialization factory . Java:73)at . Apache . Hadoop . io . serializer . serialization factory . get serializer(serialization factory . Java:73)简介:运行Hadoop统计学生成绩的例子报了这个错误 。不做有什么错?我很沮丧,我甚至不知道如何跟踪它 。我请求上帝指出我 。控制台报告的错误:13/09/12 00:15:20信息图