title: Webview in flutter not working getting a platform error
body: <p>Issue with webview in flutter getting an error </p>
  
  <pre><code>[ERROR:flutter/shell/common/shell.cc(184)] Dart Error: Unhandled exception:
      PlatformException(error, Trying to create a platform view of unregistered type: plugins.flutter.io/webview, null)
  </code></pre>
  
  <p>Trying to implement the webview
  <a href="https://i.stack.imgur.com/IBPVb.png" rel="noreferrer"><img src="https://i.stack.imgur.com/IBPVb.png" alt="getting the following error"></a></p>