title: Firebase Crash Reporting: Shared preference in Application must be multi-process safe
body: <p>As per stated in <a href="https://firebase.google.com/docs/crash/android#known-issues" rel="nofollow">https://firebase.google.com/docs/crash/android#known-issues</a>,</p>
  
  <blockquote>
    <p>Crash Reporting creates a separate background process to upload crash info. If your app extends the Android Application class, you must ensure it is multi-process safe</p>
  </blockquote>
  
  <p>The item we need to watch out are</p>
  
  <blockquote>
    <p>a database, the file system, shared preferences, etc</p>
  </blockquote>
  
  <p>I read shared preferences from my Application. How do I ensure it is multi-process safe?</p>