The custom headers will be visible in same domain. However, for the crossdomain situation, the server has to send Access-Control-Expose-Headers: X-Foo, ... header to make the custom headers visible.
The custom headers will be visible in same domain. However, for the crossdomain situation, the server has to send Access-Control-Expose-Headers: X-Foo, ... header to make the custom headers visible.
The requested URL was not found on this server.
Additionally, a 404 Not Found error was encountered while trying to use an ErrorDocument to handle the request.