Unable to load the service index for source https://api.nuget.org/v3/index.json. [C:\app\aspnetapp.csproj]

Question

https://github.com/dotnet/dotnet-docker-samples/tree/master/aspnetapp

Docker command docker build -t aspnetapp.

I am getting an error for docker bui

Answer 1

After one hour fighting with proxy, finally following solution worked just fine for me:

docker build --build-arg HTTP_PROXY=http://xxxx.com:8080 --build-arg HTTPS_PROXY=http://yyyy:8080 -t kdekarin/aspnet .

See @patrickbadley's comment for more info!