not able to setup PlugS

[Frederikvdn]

c:\python\scripts>python automagic.py provision-list
Found current SSID iot-assenede. Please be sure this is a 2.4GHz network before proceeding.
Connect devices to SSID iot-assenede? (Y/N)> y
Waiting to discover a new device
Disconnecting from your WiFi to try to discover new SSIDs, because of Windows OS limitations. :-(
Ready to provision ShellyPlusPlugS-3CE90E30407C with {'SSID': 'iot-assenede', 'Password': 'assenede-iot'}
Sending network credentials to device
Unexpected error [B]: <class 'NameError'>
Unexpected error [B]: <class 'NameError'>
Unexpected error [B]: <class 'NameError'>
Unexpected error [B]: <class 'NameError'>
Unexpected error [B]: <class 'NameError'>
Tried multiple times and could not instruct device to set up network