Err... I sent this messages over two weeks ago...

Why does it show up just now?


-----Oorspronkelijk bericht-----
Van: [email protected] [mailto:[email protected]]namens
Peter Luijer
Verzonden: maandag 16 maart 2009 22:21
Aan: [email protected]
Onderwerp: RE: [delphi-en] EAccessViolation, read of address 00000000


AV's on address 00000000 is always happening when your code tries to access
an object that has already been destroyed; perhaps you're trying to destroy
it again
or is your code still processing code (often seen with network sockets),
while the class,
the code is in, is already freed.

These kinds of debugging can be very tricky sometimes and most of the time
it can
be solved by simply rearranging the freeing of certain classes or objects.

Just follow the destruction of your application with a magnifying glass ;-)

Good luck,

Peter.

-----Oorspronkelijk bericht-----
Van: [email protected] [mailto:[email protected]]namens
Smith David G (Finance)
Verzonden: maandag 16 maart 2009 19:25
Aan: [email protected]
Onderwerp: RE: [delphi-en] EAccessViolation, read of address 00000000

I think I have seen this when I freed a component on a form. When the form
was destroyed it tried to free it again.

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