我在启动HDFS客户端的安装时遇到以下错误：
raise Fail("Applying %s failed, parent directory %s doesn't exist" % (self.resource, dirname))
resource_management.core.exceptions.Fail: Applying File['/usr/hdp/current/hadoop-client/conf/hadoop-policy.xml'] failed, parent directory /usr/hdp/current/hadoop-client/conf doesn't exist