title: Fabric gives report of crash on "libc++abi.dylib" on "live app" but I couldn't replicate the crash
body: <p>I have implemented fabric in my application, there is a crash about 6 times on 2 devices yet on live app, but i couldn't replicate the crash my side. </p>
  
  <p>Fabric says :</p>
  
  <p>libc++abi.dylib</p>
  
  <p>std::__terminate(void (*)())</p>
  
  <p>in title and when i open the detail of this crash it only says :</p>
  
  <p>Fatal Exception: std::runtime_error</p>