26 февр. 2016 г. 2:59 PM пользователь "Jules van der Toorn" <
jules_at_nuisdedag.nl> написал:
>
> Hi,
> Thanks for the quick answer!
...
> The code crashes at the curl_easy_perform(curl) function, but also later
at the curl_easy_cleanup(curl) function.
> I personally think something went wrong with linking it, but then i don't
understand why the simple code from the guide does work and this one
doesn't.
>
>

Sometimes such behaviour caused by wrong dll found in PATH.
Either libcurl, or openssl.
Could you please check it with console 'where' command?

>
>
> 2016-02-26 10:58 GMT+01:00 Daniel Stenberg <daniel_at_haxx.se>:
>>
>> On Fri, 26 Feb 2016, Jules van der Toorn wrote:
>>
>>> When i build the simple code he gave in his guide, it works great.
However if i use my (working with the dynamic library) mail receive
program, MSVC gives an error: first it says "program.exe has triggered a
breakpoint", and if i click continue it says: "Debug Assertion Failed!"
"Expression: _CrtIsValidHeapPointer(pUserData)"
>>
>>
>> I'm afraid that is too little information for us to do anything with.
>>
>> Can you run it through a debugger and tell us more precisely where it
crashes and what the contents of the important local variables are?
>>
>> Honestly though, I would rather suspect a flaw in your build. Like not
using the correct memory model or something in one of the libs you use.
>>
>> --
>>
>> / daniel.haxx.se
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>
>
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Received on 2016-02-26