Docker build command exited with code 1

Hi people,

I have created a sample ASP.Net application with docker support. The application has just been created and absolutely no changes have been made to it. When I build the application, it builds successfully, but when I try to publish the application using container registry, the publish operation fails with the error - Container.targets(132,5): Error MSB3073: The command “docker build -t “dockertest1” -f “Dockerfile” “…”” exited with code 1. Below is the screenshot to illustrate how I have been trying to publish the application: