错误: 找不到或无法加载主类

错误: 找不到或无法加载主类 org.apache.hadoop.hbase.util.HBaseConfTool starting master, logging to /opt/modules/hbase-0.98.6-cdh5.3.0/bin/../logs/hbase-root-master-luichi.info.service01.com.out 错误: 找不到或无法加载主类 org.apache.hadoop.hbase.master.HMaster root@localhost's password: 启动时start-hbase.sh 抛出异常。什么原因呢？