Unexpected Application Error!

Unable to preload CSS for /store1/quotes/assets/analytics-tracker-DsbX59jo.css

Error: Unable to preload CSS for /store1/quotes/assets/analytics-tracker-DsbX59jo.css
    at HTMLLinkElement.<anonymous> (https://www.fishersci.ca/store1/quotes/assets/index-BjKVn3q9.js:33:130689)