When debugging ASP.NET MVC app, breakpoints are not hit

Question

When trying to debug a ASP.NET MVC app, the breakpoints in my controllers arent getting hit. When entering debug mode they just show an empty red circle with a warning trian

Answer 1

Quick fix...

Run my project in Debug. Cleaned and rebuild solution (MVC).

Re run the UI project and the Breakpoints started working again.

Hope this will help someone.