title: 'FirebaseCoreDiagnosticsInterop/FIRCoreDiagnosticsData.h' file not found
body: <p>I have a Swift project using Firebase and Cocoapods. I am not able to find the root cause of this error message that shows up as build error</p>
  <pre><code>#import &lt;FirebaseCoreDiagnosticsInterop/FIRCoreDiagnosticsData.h&gt;
  </code></pre>
  <p>Error message:</p>
  <blockquote>
  <p>'FirebaseCoreDiagnosticsInterop/FIRCoreDiagnosticsData.h' file not found</p>
  </blockquote>
  <p>The FIRCoreDiagnosticsData.h file is in Pods-&gt;FirebaseCoreDiagnosticsInterop hierarchy, but for some reason Xcode cannot find it. Help please.</p>