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Subject: Re: win98, this program has performed an illegal operation

Author: Ed Schröder

Date: 11:11:13 11/24/00

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On November 24, 2000 at 13:54:36, José Carlos wrote:

>On November 24, 2000 at 13:35:52, Ed Schröder wrote:
>
>>On November 24, 2000 at 13:26:51, José Carlos wrote:
>>
>>>On November 24, 2000 at 13:01:34, Chessfun wrote:
>>>
>>>>On November 24, 2000 at 11:58:13, Jeroen van Dorp wrote:
>>>>
>>>>>I'm not much of a Windows expert, but as I understand MFC stands for Microsoft
>>>>>Foundation Class (ver. 4.2) and dll for dynamic link library.
>>>>>
>>>>>For dummies like me I think it's best described by linking a program you run to
>>>>>the engine of Windows, the kernel (correct me experts if I'm wrong).
>>>>>
>>>>>I once read they developed the idea of dll's to save disk space. A dll is loaded
>>>>>into memory and used by many programs at a same time. When you have 10 or 15
>>>>>(also resident)programs running, a lot of them could use mfc42.dll.
>>>>>With lots of disk space now available for low prices that's not that interesting
>>>>>anymore, but we're stuck with it.
>>>>>
>>>>>Sometimes (too often) it goes wrong. You install a new program and it uses the
>>>>>dll -file, promptly overwriting the old one. Proper installation programs should
>>>>>ask for permission, but not all do.
>>>>>In that case the library file is used by another program but is the wrong
>>>>>version or in the wrong location.
>>>>>
>>>>>Basically you could try to stick to one mfc42.dll and please the most recent
>>>>>version of it (look at the build, right clicking the file, and examining the
>>>>>version) in your windows/system directory, storing the rest for backup -if
>>>>>anything goes wrong.
>>>>>
>>>>>Most -not all- programs pull it then from the system directory. As there's only
>>>>>one version of mfc42.dll, chances of page faults and conflicts are minimized.
>>>>>You could try it with Fritz in any case.
>>>>>
>>>>>Good luck with the productivity tool Windows.
>>>>>
>>>>>Jeroen ;-)
>>>>
>>>>
>>>>Interesting. As I sometimes have the same problem with Fritz 6 but with
>>>>none of the other CB engines even in the same Fritz 6 interface. And also
>>>>only on this computer. Seems I have about 12 of these files on my harddrive
>>>>attached to all the CB program installs and a few others.
>>>>
>>>>Sarah.
>>>
>>>  I don't own Fritz 6, but it sounds like Fritz himself is causing the problem.
>>>If it is mfc42.dll that crahsed, maybe Fritz is passing wrong type arguments to
>>>any of its functions.
>>>
>>>  José C.
>>
>>When programs suddenly begin to crash for no good reason than just
>>boot your PC again. If you use your PC intensively Windows gets
>>messed up after x hours. If a crash is reproducible than things
>>are different of course.
>>
>>Ed
>
>  Sure, I spend 11 hours a day programming under Windows... I know what you say
>:)
>  But in the posts above, I understand they say they use other programs and it's
>always Fritz that crashes. That's why I thought it could be a problem of Fritz.
>Does any other Fritz owner have the same problem?
>
>  José C.

My point was it happens to all programs. Just boot the thing, forget
it happened and be happy again :)

Ed




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