title: Why Docker can't start or starting forever?
body: <p>I have installed docker on Windows 10, run it as administrator.<br>
  It's still in the process of launching (starting) after half an hour.<br>
  Log looks like:   </p>
  
  <pre><code>    Version: 17.07.0-ce-win26 (13125)
      Channel: edge
      Sha1: 7c2cb3783c478f82e7a09cfbd5933d7b587c9c1e
      Started on: 2017/09/06 09:17:16.119
      Resources: C:\Program Files\Docker\Docker\Resources
      OS: Windows 10 Pro
      Edition: Professional
      Id: 1607
      Build: 14393
      BuildLabName: 14393.1593.amd64fre.rs1_release.170731-1934
      ...
  
  
   [09:18:19.619][DockerDaemonChecker][Error  ] Docker daemon is not running
      [09:18:19.658][NamedPipeServer][Error  ] Unable to execute Start: error during connect: Get http://%2F%2F.%2Fpipe%2Fdocker_engine/v1.31/containers/json: open //./pipe/docker_engine: The system cannot find the file specified. In the default daemon configuration on Windows, the docker client must be run elevated to connect. This error may also indicate that the docker daemon is not running.
          в Docker.Backend.DockerDaemonChecker.Check(Func`1 isDaemonProcessStillRunning) в C:\gopath\src\github.com\docker\pinata\win\src\Docker.Backend\DockerDaemonChecker.cs:line 63
         в Docker.Core.Pipe.NamedPipeServer.&lt;&gt;c__DisplayClass9_0.&lt;Register&gt;b__0(Object[] parameters) в C:\gopath\src\github.com\docker\pinata\win\src\Docker.Core\pipe\NamedPipeServer.cs:line 47
         в Docker.Core.Pipe.NamedPipeServer.RunAction(String action, Object[] parameters) в C:\gopath\src\github.com\docker\pinata\win\src\Docker.Core\pipe\NamedPipeServer.cs:line 145
      [09:18:19.674][NamedPipeClient][Error  ] Unable to send Start: error during connect: Get http://%2F%2F.%2Fpipe%2Fdocker_engine/v1.31/containers/json: open //./pipe/docker_engine: The system cannot find the file specified. In the default daemon configuration on Windows, the docker client must be run elevated to connect. This error may also indicate that the docker daemon is not running.
  
      [09:18:19.674][Notifications  ][Error  ] error during connect: Get http://%2F%2F.%2Fpipe%2Fdocker_engine/v1.31/containers/json: open //./pipe/docker_engine: The system cannot find the file specified. In the default daemon configuration on Windows, the docker client must be run elevated to connect. This error may also indicate that the docker daemon is not running.
  
      [09:18:19.705][CrashReport    ][Info   ] Preparing package to send with the diagnostics
  </code></pre>
  
  <p>I am trying to reboot, shut down PC, virtualization is enable in bios.<br>
  Could you give me some advise to solve the problem?</p>