title: Migrating from UIWebView to WKWebView/ Configuration cannot be nil
body: <p>Error when trying to switch my objective-c project from UIwebview to WKwebview</p>
  <pre><code> NSURL* webViewURL = webView.request.URL;
  NSString* urlString = [webViewURL absoluteString];
  if([urlString containsString:@&quot;usertoken&quot;]){
      DDURLParser* urlParser = [[DDURLParser alloc] initWithURLString:urlString];
      NSString* userToken = [urlParser valueForVariable:@&quot;usertoken&quot;];
      if(userToken &amp;&amp; ![userToken isEqualToString:@&quot;&quot;]){
          [self loginUserWithAccessToken:userToken];
  </code></pre>
  <p>Property 'request' not found on object of type 'WKWebView *' I get this error</p>