Reading the registry and Wow6432Node key

Question

I have some code that reads the registry and looks for a value in HKEY_LOCAL_MACHINE\\Software\\App\\ but when running on 64-bit versions of Windows the value i

Answer 1

If you mark you C# program as x86 (and not Any CPU) then it will see HKEY_LOCAL_MACHINE\Software\Wow6432Node\App as HKEY_LOCAL_MACHINE\Software\App\.

A .NET program for Any CPU will run as a 64-bit process if 64-bit .NET is installed. The 32-bit registry is under the Wow6432Node for 64-bit programs.