我按照教程安装hadoop。hadoop1.x对此进行了解释，但我使用的是hadoop-2.6.0
在执行以下命令之前，我已经成功地完成了所有步骤。
bin/hadoop namenode-格式
在执行上述命令时，出现以下错误。
错误：找不到或加载主类org.apache.hadoop.hdfs.server.namenode.namenode
我的hadoop-env.sh文件

The java implementation to use.
export JAVA_HOME="C:/Program Files/Java/jdk1.8.0_74"

# The jsvc implementation to use. Jsvc is required to run secure datanodes

# that bind to privileged ports to provide authentication of data transfer

# protocol.  Jsvc is not required if SASL is configured for authentication of

# data transfer protocol using non-privileged ports.

# export JSVC_HOME=${JSVC_HOME}

export HADOOP_PREFIX="/home/582092/hadoop-2.6.0"

export HADOOP_HOME="/home/582092/hadoop-2.6.0"
export HADOOP_COMMON_HOME=$HADOOP_HOME

# export HADOOP_CONF_DIR=$HADOOP_HOME/etc/hadoop

export HADOOP_HDFS_HOME=$HADOOP_HOME
export PATH=$PATH:$HADOOP_PREFIX/bin

export HADOOP_CLASSPATH=$HADOOP_CLASSPATH:$HADOOP_HOME/share/hadoop/hdfs/hadoop-hdfs-2.6.0.jar

export HADOOP_CONF_DIR=${HADOOP_CONF_DIR:-"/etc/hadoop"}

core-site.xml文件
core-site.xml图像
hdfs-site.xml文件
dfs.data.dir/home/582092/hadoop dir/datadir dfs.name.dir/home/582092/hadoop dir/namedir
请帮我解决这个问题。