Have you seen this forum post @kanishka? Uncaught ReferenceError: DashRenderer is not defined
there’s a workaround suggested of not using local assets, but also another link to this post: Mod_wsgi and dash - virtual host configuration
That looks like it could be describing your situation. I’d try opening up the network tab in the browser dev tools and then reload the page. If there’s any failed network requests, have a look at the URLs they’re sending to to diagnose how you might need to change the value of requests_pathname_prefix