MavProxy can't get parameters and position from dronekit-sitl copter on Windows

[s-s-popov]

windows 10.
python 3.8
mavproxy 1.8.19

fitst run:
dronekit-sitl copter

output:

SITL-0> Started model quad at -35.363261,149.165230,584,353 at speed 1.0
SITL-0.stderr> bind port 5760 for 0
Starting sketch 'ArduCopter'
Serial port 0 on TCP port 5760
Starting SITL input
Waiting for connection ....

second run:
mavproxy.py --master tcp:127.0.0.1:5760 --sitl 127.0.0.1:5501 --out 127.0.0.1:14550 --out 127.0.0.1:14551 --console --map

output:

Connect tcp:127.0.0.1:5760 source_system=255
Loaded module console
Loaded module map
Running script (C:\Users\User Name\AppData\Local\MAVProxy\mavinit.scr)
Loaded module help
Unknown command 'graph timespan 30'
Log Directory:
Telemetry log: mav.tlog
Waiting for heartbeat from tcp:127.0.0.1:5760

mavproxy console:

Running script C:\Users\User Name\AppData\Local\MAVProxy\mavinit.scr
-> set moddebug 2
-> module load help
online system 1
Mode STABILIZE
APM: Calibrating barometer
APM: Initialising APM...
APM: barometer calibration complete
APM: GROUND START
Init Gyro**

INS

----------------------------------------

G_off: 0.00, 0.00, 0.00

A_off: 0.00, 0.00, 0.00

A_scale: 1.00, 1.00, 1.00

Ready to FLY  ublox 

Map doesn't show copter.
Mavproxy doesn't load/show any parameters or telemetry.

[empi91]

@s-s-popov , any luck solving this issue? I have an exactly similar problem, but on Ubuntu, driving me crazy..