title: Can't start react native project with npm start
body: <p>First i started with installing npm (version ) then expo cli (version ) then i initialise a project normaly then when i start my project with npm start and also expo start a get this message : </p>
  
  <pre><code>Cannot determine which native SDK version your project uses because the module `expo` is not installed. Please install it with `yarn add expo` and try again.
  ConfigError: Cannot determine which native SDK version your project uses because the module `expo` is not installed. Please install it with `yarn add expo` and try again.
  at Object.getExpoSDKVersion (C:\Users\BILAL\AppData\Roaming\npm\node_modules\expo-cli\node_modules\@expo\config\src\Project.ts:22:9)
  at ensureConfigHasDefaultValues (C:\Users\BILAL\AppData\Roaming\npm\node_modules\expo-cli\node_modules\@expo\config\src\Config.ts:419:22)
  at fillAndReturnConfig (C:\Users\BILAL\AppData\Roaming\npm\node_modules\expo-cli\node_modules\@expo\config\src\Config.ts:101:10)
  at getConfig (C:\Users\BILAL\AppData\Roaming\npm\node_modules\expo-cli\node_modules\@expo\config\src\Config.ts:137:10)
  at configureProjectAsync (C:\Users\BILAL\AppData\Roaming\npm\node_modules\expo-cli\src\commands\start.ts:288:25)
  at action (C:\Users\BILAL\AppData\Roaming\npm\node_modules\expo-cli\src\commands\start.ts:164:34)
  at C:\Users\BILAL\AppData\Roaming\npm\node_modules\expo-cli\src\commands\start.ts:341:16
  at Command.&lt;anonymous&gt; (C:\Users\BILAL\AppData\Roaming\npm\node_modules\expo-cli\src\exp.ts:82:7)
  npm ERR! code ELIFECYCLE
  </code></pre>
  
  <p>npm ERR! errno 1
  npm ERR! @ start: <code>expo start</code>
  npm ERR! Exit status 1
  npm ERR!
  npm ERR! Failed at the @ start script.
  npm ERR! This is probably not a problem with npm. There is likely additional logging output above.</p>
  
  <p>npm ERR! A complete log of this run can be found in:
  npm ERR!     C:\Users\BILAL\AppData\Roaming\npm-cache_logs\2020-05-17T00_34_22_028Z-debug.log</p>
  
  <p>also i worked with react native and react-cli before for a simple app and it worked but this time i tried for a week without result </p>
  
  <p>thank you so much </p>