title: vscode debug issues with Delve
body: <p>When I am debugging Go Lang code in visual studio code the below error message occured:</p>
  
  <pre><code>2018/04/03 18:19:32 server.go:73: Using API v1
  2018/04/03 18:19:32 debugger.go:98: launching process with args: [$GOPATH/src/about/debug]
  could not launch process: EOF
  Process exiting with code: 1
  </code></pre>