[Boost-users] Re: Python.exe crashes with C++ interfaces exported to python using boost

From: David Abrahams (dave_at_[hidden])
Date: 2004-05-14 06:02:26

mayankg_at_[hidden] writes:

> Hi,
> I have developed a dll, in that I have exported the C++ interfaces as python 
> interfaces using boost.
>
> While running the python script, which uses those interfaces, I am facing a 
> strange problem.
>
> When I try to call the del operator on the object of a particular class in the 
> python script, whose interfaces has been exported to python, the python.exe 
> crashes and gives me the following error:
>
> _BLOCK_TYPE_IS_VALID(pHead->nBlockUse)
>
> When I try to debug my dll, it is crashing inside the destructor of the class, 
> where a byte pointer is being deleted. 
>
> Although the delete operator on the same type of object works fine when i try 
> to do the same kind of operation from a sample C++ application using my dll.
>
> I have checked the project properties etc. and my dll uses Debug Multithreaded 
> DLL and Multithreaded DLL, for the runtime library, for debug and release 
> builds. 
>
> I have also tried with both debug and release dlls.

Are you building your dll using Boost.Build?  If not, you are almost
certainly getting the build wrong.  See the admonition in the
Boost.Python tutorial.

-- 
Dave Abrahams
Boost Consulting
http://www.boost-consulting.com