Re: Conflict with USB memory stick.

From:
"Mark Salsbery [MVP]" <MarkSalsbery[MVP]@newsgroup.nospam>
Newsgroups:
microsoft.public.vc.mfc
Date:
Tue, 27 Nov 2007 13:41:53 -0800
Message-ID:
<B94CEE01-52EE-432E-BA7D-1861F8BE540A@microsoft.com>
What file APIs are you using to write the file(s)?
Are you sure the files are getting closed properly?

Mark

--
Mark Salsbery
Microsoft MVP - Visual C++

"TonyG" <TonyG@junk.com> wrote in message
news:kZ%2j.65942$RX.31295@newssvr11.news.prodigy.net...

My program writes data to a file. I use CFileDialog to select the output
path and name. I have noticed something odd. If, using CFileDialog, I
select an output path and name that is located on my USB memory stick, the
file is written correctly. Naturally the CFileDialog has closed. However
when I click the tray icon to release the memory stick, the operating
system gives me a message saying that it can't release the memory stick,
try again later. It's the same message that I would get if there was an
explorer window open for a directory on the memory stick.

If I terminate my program, then I can release the memory stick, no
problem. BUT I don't want to have to terminate my program to be able to
release my memory stick.

Why is this happening? Can I prevent this problem?

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