docker build failing in local

Problem encountered on https://dotnet.microsoft.com/en-us/learn/aspnet/microservice-tutorial/docker-image
Operating System: windows

Provide details about the problem you're experiencing. Include your operating system version, exact error message, code sample, and anything else that is relevant.

>docker build -t mymicroservice .
ERROR: error during connect: this error may indicate that the docker daemon is not running: Get "http://%2F%2F.%2Fpipe%2Fdocker_engine/_ping": open //./pipe/docker_engine: The system cannot find the file specified.