title: Shiny app gets disconnected from the server
body: <p>Shiny app works fine locally but gets disconnected from the server with following error:
  <a href="https://i.stack.imgur.com/ot3g1.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/ot3g1.png" alt="enter image description here"></a></p>
  
  <p>I have installed and loaded the library rgdal, but still keep on getting the error.</p>