RegOpenKeyEx error 2

[Albuquerster]

Hi,

I'm development in language 'C' to open registry existing, but return erro 2:

strcpy(path,"SOFTWARE\\Self-Service Support\\Operational Parameters");
iRes = RegOpenKeyEx(HKEY_LOCAL_MACHINE, path, 0, KEY_ALL_ACCESS, &hkey);

Could you help me?
Thanks

[Chervil]

Perhaps this this related?
http://stackoverflow.com/questions/252297/why-is-regopenkeyex-returning-error-code-2-on-vista-64bit