I am trying to get bundling to work in ASP.NET MVC 4. I am getting a 404 error from the link generated for the bundled CSS. I have done the following:
Ins
I had the same problem that my script bundle suddenly responded with 404. I a solution similar to @fiat answer that I found on this blogpost.
The solution was to remove and add the BundleModule in the modules part section of the system.webServer section.
BundleModule
system.webServer