C++ Windows - How to get process path from its PID

Question

How can I retrieve a process\'s fully-qualified path from its PID using C++ on Windows?

Answer 1

Sometimes GetModuleFileNameEx returns the 299 error code (I don't know why)

The only method that works for all versions of Windows, including XP is in Nathan Moinvaziri answer:

check the provided url:

Windows API to Get a Full Process Path