Factory Tool never seems to work

I have always try to back up via factory tool on Mmerapi. It doesnt connect. My adb driver is fully working yet it doesnt do anything….

This is its result…..

>>Program operating conditions:
1.Phone USB debug is open;
2.Phone is connected to PC with usb cable;
3 PC has recognized adb port;
4 Phone has trusted PC;
5 Phone has Root permissions.