Motor 6d issue when animating (Help please)

[trueblockhead101 (Mr_Marshmellow)]

I’m having an issue with a motor 6d when I’m trying to animate a mech. Did I do something incorrectly with my motor 6ds?.
Error:

Screenshot of explorer:

[octav20071 (OctaViano)]

You need to first select the upper torso and then the head.