PS C:\Program Files\Docker> docker run microsoft/sample-dotnet
Unable to find image ‘microsoft/sample-dotnet:latest’ locally
C:\Program Files\Docker\docker.exe: Error response from daemon: pull access denied for microsoft/sample-dotnet, repository does not exist or may require ‘docker login’: denied: requested access to the resource is denied.
See 'C:\Program Files\Docker\docker.exe run --help