Re: MFC Error Sound on Exit

"Tom Serface" <>
Mon, 2 Feb 2009 22:28:03 -0800
Thanks for posting the solution to the thread, but that's kind of a weird
reason for a error beep to happen. I'm glad you found it.


"ComtriS" <> wrote in message

Finally solved it.

There was a memcpy call that was unneccesary -- I took that out and it
stopped producing the sound.

"Doug Harrison [MVP]" wrote:

On Fri, 30 Jan 2009 09:04:02 -0800, ComtriS
<> wrote:

I'm still stumped.

Since I posted my reply to you, you've written:

Well, I tried this again. I put the AfxMessageBox at the beginning and
of each destructor. When I close the dialog now, it makes multiple
sounds in quick succession -- but not a single message box pops up.

That's exactly the problem I described in my first reply to you. I don't
know of any other cause for this problem, so I can only suggest
double-checking your earlier attempts to apply the workarounds suggested
the KB article I cited as well as my alternative. I don't know if it's
possible to have multiple queued WM_QUIT messages, but you might try the
PeekMessage in a loop. (ISTR some messages such as WM_PAINT and WM_TIMER
aren't queued but are instead represented by a flag, and WM_QUIT may or
not be the same.)

Doug Harrison
Visual C++ MVP

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