MapReduce输出avro文件，报错GenericData.createDatumWriter...NoSuchMethodError

Hadoop 2.7.2

<dependency>

    <groupId>org.apache.avro</groupId>

    <artifactId>avro</artifactId>

    <version>1.7.7</version>

</dependency>

<dependency>

    <groupId>org.apache.avro</groupId>

    <artifactId>avro-mapred</artifactId>

    <version>1.7.7</version>

    <classifier>hadoop2</classifier>

</dependency>

 

报错日志：

 

查看yarn的日志问题

 

将avro版本修改为1.7.4

<dependency>

    <groupId>org.apache.avro</groupId>

    <artifactId>avro</artifactId>

    <version>1.7.4</version>

</dependency>

<dependency>

    <groupId>org.apache.avro</groupId>

    <artifactId>avro-mapred</artifactId>

    <version>1.7.4</version>

    <classifier>hadoop2</classifier>

</dependency>