How can I choose between 32-bit or 64-bit build in C# Express?

Question

I\'m having a problem when I try to build my solution in C# Express 2008. I need to build it for 32-bit architecture, but it always build for 64-bit. In Visual Studio 2008 I can

Answer 1

I was getting this error as well, since I was running a 32-bit application on a 64-bit machine. I fixed this by going to the IIS app pool and changed the support 32bit option to true.