Accessing 64 bit registry from 32 bit application

Question

I need to open a registry entry \"SOFTWARE\\\\Microsoft\\\\Windows\\\\CurrentVersion\\\\Uninstall\\\\{26A24AE4-039D-4CA4-87B4-2F86416024FF}\" in c++. It contain

Answer 1

Error 2 means the registry path does not exist.

Make sure that the key {26A24AE4-039D-4CA4-87B4-2F86416024FF} actually exists under SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall