title: Zxing reader not working
body: <p>![enter image description here]</p>
  
  <p><img src="https://i.stack.imgur.com/RkScI.png" alt="enter image description here"></p>
  
  <p><img src="https://i.stack.imgur.com/cRYJV.png" alt="enter image description here"></p>
  
  <p><img src="https://i.stack.imgur.com/Tgj5z.png" alt="enter image description here"></p>
  
  <p>Im working QRCode scan images.I read some doc and finally added <code>zxingwidget.xcodeproj</code> library  under Dependencies. But when i was running i got some file missing error under <code>coresrc/zxing/BarcodeFormat.cpp</code>.So many files indicate red color.But,i have all those files inside folder. I don't why?</p>