Re: qwtPlot crashes if data of spectromplot is constant

>>> I cannot debugthe problem, since the whole code used at that point is 
>>> within the qwt dll.
>>>     
>> Open a qwt source file and set a breakpoint. If you're in debug mode, 
>> debugging the DLL works fine.
>>   
> Ok, did not know this.
> But which part of the code is executed if the plot is put to foreground?
> 

When the program crashes and you ran it in debug mode, you can look at 
the call-stack (Aufrufliste) afterwards and walk back through the 
function calls and very likely see the source of trouble. Tell VC, you 
want to debug after the crash.

Regards,

Rainer

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