If you need to know the meaning of all those Win32 return codes
please go to
http://www.mvps.org/btmtz/win32errapp/ and download
the Win32err application.
I've found it to be a very useful tool.
Kind regards
Thomas Rupp
Vorarlberger Illwerke AG
MAIL: thoma...@illwerke.at
TEL: ++43/5574/4991-251
FAX: ++43/5574/4991-820-8251