I'm getting same problem, ran the updater on the 25/09/2020, saw that it downloaded a file in relation to the GPU but it still wont work correctly.
Here is my log:
couatl v3.2 (build 4463)
panic log started on Fri Sep 25 20:15:35 2020
problem raised by addon <unknown>
Traceback (most recent call last):
File ".\common\fsm.py", line 73, in executeDoFuncToCompletion
File ".\GSX\assistanceServices\groundPowerUnit.py", line 228, in do
File ".\GSX\assistanceServices\groundPowerUnit.py", line 196, in goAwayRoute
AttributeError: 'GroundPowerUnit' object has no attribute 'approach'
{'Airport': 'KMIA', 'Requested assistance services at': 'Parking 288', 'User Pos': (25.80615498975367, -80.26803748419441, 7.12072 m, 4.68272 m, 355.9722367469069)}