Creating device failed: org.bluez.Error.AuthenticationRejected: Authentication Rejected

pi@raspberrypi ~ $ sudo bluez-simple-agent hci0 00:18:A3:06:EA:24
Creating device failed: org.bluez.Error.AuthenticationRejected: Authentication Rejected

pi@raspberrypi ~ $ sudo vi /usr/bin/bluez-simple-agent

        #capability = "KeyboardDisplay"
        capability = "DisplayYesNo"