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标签:Hadoop格式化namenode 出错 Error: A JNI error has occurred
Hadoop格式化namenode 出错 Error: A JNI error has occurred, please check your installation and try again Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/hadoop/security/authorize/Refr
一般是修改配置文件:etc/hadoop/hadoop-env.sh的时候出现的错误 export JAVA_HOME=/usr/jdk export HADOOP_COMMON_HOME=~/hadoop-2.7.0(Hadoop的安装位置...