title: 'demangle.h' File not found
body: <p>I got this error: file not found 'demangle.h' when I build app on Xcode.
  After I search the results on Google I can't find any matches
  Finally, here is my solution:</p>
  <p>+++Delete Podfile in /ios then run 'cd ios &amp;&amp; pod install &amp;&amp; cd ..'</p>