The “An error occurred while bootstrapping the application” error means that the application cannot be loaded. You always need to clear the browser cache. If you are using Internet Explorer, Edge, Google Chrome, or Mozilla Firefox you can quickly clear cache with a keyboard shortcut. While in your browser, press Ctrl + Shift + Delete simultaneously on the keyboard to open the appropriate window. Make sure that "Cookies" and "Cached images and files"  and items "From the beginning of time" is selected when clearing the browsing data, then restart your browser and try to reload again the Compound Registration web application.