I have same problem like in this link with other user
https://www.googlenestcommunity.com/t5/Nest-Thermostats/Problem-installing-wiring-my-Nest-Learning-thermostat/m-p/426058#:~:text=In%20order%20to%20use%20the,HVAC%20system%20a%20Heat%20Pump%3F
Same...
