Unexpected application error

We are sorry but an error has occurred. In order for us to fix this for you, please notify us by clicking here.
Unable to preload CSS for /assets/DatePicker-BhTANuhg.css
Error: Unable to preload CSS for /assets/DatePicker-BhTANuhg.css
    at HTMLLinkElement.<anonymous> (https://smoothbooking.com/assets/index-DYglUy0z.js:2:27332)