THANKS for your valueable comment

i install nagios and nrpe using tarballs on both my server and remote machine
now i m getting the error message in my nagios monitoring browser
Current Status:UNKNOWN(for 0d 0h 47m 42s)


Status Information: Unknown argument
Usage:
check_disk -w limit -c limit [-W limit] [-K limit] {-p path

i already mention my check_nrpe command in my command.cfg file

define command{
command_name check_nrpe
command_line $USER1$/check_nrpe -H $HOSTADDRESS$ -c $ARG1$
}



my service

define service{
use generic-service
host_name station10
service_description Root_Monitoring
contact_groups admins
check_command check_nrpe!check_disk!5%!10%!/
max_check_attempts 8
}