If you don't have Visual C++ 2010 installed, get the free Express edition from
http://www.microsoft.com/express/Downloads/
+ All dependencies are linked against the MSVC 2010 runtime and won't work in
+ combination with MSVC 2008. You'll get crashes and other unexpected issues.
+
2 Compile Qt
Download the latest Qt everywhere open source version from
- Run the CMake GUI.
- - Set the source code path to C:\LyX\lyx-20\development\cmake
+ - Set the source code path to C:\LyX\lyx-20
Set the build path to C:\LyX\lyx-20-build
Click Configure and set the generator to Visual Studio 10.