[Vuejs]-Axios Interceptor is not working after page refresh (Vue.js)

Possible lead :
Since your app is a single page client side app, without a proper server configuration, the users will get an error (404 if not found or authentication error if protected) if they access any other route different than home directly in their browser (or by refreshing).

Look at your web server configuration and see if there is any configuration to handle this behavior HTML5 history mode.