Show pickup points on google map (doesn't work)

Hello everybody.
I had generate Google Maps JavaScript API.
I wrote it in the appropriate field and the order section on the site stopped working
What I do wrong?

Hii friend , can you tell me how to integrate googlemap in nopcommerce

Hello everybody.
I had generate Google Maps JavaScript API.
I wrote it in the appropriate field and the order section on the site stopped working
What I do wrong?

Without seeing your code or  error, How can we tell what's wrong? Please paste here code and error also nop version

Hello everybody.
I had generate Google Maps JavaScript API.
I wrote it in the appropriate field and the order section on the site stopped working
What I do wrong?

Without seeing your code or  error, How can we tell what's wrong? Please paste here code and error also nop version

NOP 3.80
What code do you mean? I wrote it in the appropriate field in administration

 if(Model.DisplayPickupPointsOnMap)
                        {
  var src = string.Format("https://maps.googleapis.com/maps/api/js{0}", string.IsNullOrEmpty(Model.GoogleMapsApiKey) ? string.Empty : string.Format("?key={0}", Model.GoogleMapsApiKey));
                            ...
.
.
}