Hello,
i have exactly the sam problem with RRF 3.1.1 and RFF 3.2 beta1 and RFF 3.2 beta 2.
Warning: motor phase A may be disconnected reported by driver(s) 0 1
Warning: motor phase B may be disconnected reported by driver(s) 0 1

Only RRF 3.0 works wihtout error

Is there a solution to this problem now?