.NET application cannot start and receive XamlParseException

Question

I wrote an app that can install and work on my development PC (a Window 7).

• Development Environment: Window 7, VS2010 WPF C# with both .NET 4

Answer 1

In my case, the problem solved when the user installed the same .Net FW version that I was developing for. (I has FW 4.5.1 and user had FW 4.0).

So, check the FW version:

http://msdn.microsoft.com/library/hh925568(v=vs.110).aspx

And install exactly the same before trying again to execute