title: flutter webview net::ERR_NAME_NOT_RESOLVED
body: <p>flutter webview net::ERR_NAME_NOT_RESOLVED
  please note that the problem shown with the release not the debug</p>
  <pre><code> WebView(
    initialUrl: widget.url,
    onPageFinished: (data){
      updateLoadingState(false);
    },
    javascriptMode: JavascriptMode.unrestricted,
    onWebViewCreated: (webViewController){
      _webViewController = webViewController;
    },
  )
  </code></pre>