WIX Custom Actions built for .Net Framework 4.0 does not work? Ways to resolve?

Question

We were using WIX 3.5 (Build Number 1811) and built a custom action built using Visual Studio 2008 and with target framework as .Net 3.5. This used to work great, until we b

Answer 1

Thanks for this nice post. Its solved my query. In my case error was I have renamed config file and now restored it to original.