C / C++ / MFC

<br />
DllA::SomeFunc(){<br />
char * pszBuffer = new char[100];<br />
...<br />
strcpy(pszBuffer, pszData);<br />
DllB::SomeOtherFunc(pszBuffer);<br />
...<br />
delete [] pszBuffer; << delete from dll where you allocated it originally.<br />
pszBuffer = NULL;<br />
...<br />
}

_CrtIsValidHeapPointer(const void * 0x00443270) line 1697<br />
_free_dbg_lk(void * 0x00443270, int 1) line 1044 + 9 bytes<br />
_free_dbg(void * 0x00443270, int 1) line 1001 + 13 bytes<br />
free(void * 0x00443270) line 956 + 11 bytes<br />
operator delete(void * 0x00443270) line 7 + 9 bytes<br />
std::allocator<char>::deallocate(void * 0x00443270, unsigned int 33) line 64 + 38 bytes<br />
std::basic_string<char,std::char_traits<char>,std::allocator<char> >::_Tidy(unsigned char 1) line 592<br />
std::basic_string<char,std::char_traits<char>,std::allocator<char> >::~basic_string<char,std::char_traits<char>,std::allocator<char> >() line 59 + 39 bytes<br />
CStartupManager::~CStartupManager() line 17 + 33 bytes<br />
InitApplication() line 18 + 18 bytes<br />
main(int 1, char * * 0x00441420) line 26