my shinyapp throws MIME errors and disconnectes from server

Dear Community,

I deployed a Shiny app on
Everything works fine most of the time. However, I get the following error when using Google Chrome in some computers. The app loads and I'm able to log in, but it disconnectes from server out of the blue:

I'm puzzled because it doesn't happen in my personal computer when using Chrome. What's more, I don't see anything unusual in my logs.
Is there any way of preventing these issues?