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| Visual C++ program compiles, but won't run I am working on a time card program in Visual C++ (FYI: I am VERY new to this, so, please, be gentle with me) :) It compiles with 0 errors and 0 warnings, but when it executes I get an error message that the program needs to close. When I tried to go into Debug, it gave me "Unhandled exception in MFCTimeCard.exe:0XC0000005: Access Violation" I click on OK and it goes to this piece of code in the AfxWinMain() if (!pThread->InitInstance()) { if (pThread->m_pMainWnd != NULL) { TRACE0("Warning: Destroying non-NULL m_pMainWnd\n"); pThread->m_pMainWnd->DestroyWindow(); } nReturnCode = pThread->ExitInstance(); goto InitFailure; } nReturnCode = pThread->Run(); Please let me know if anyone needs more info. BTW: I did not touch this particular bit when working. I did however add the InitInstance() in a source file. THANKS!!! |
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| Re: Visual C++ program compiles, but won't run The real error will be in the InitInstance() method. |
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| Re: Visual C++ program compiles, but won't run That is kinda what I figured, but I've looked it over a dozen times Here is my code: BOOL CTimeCardApp::InitInstance() { CTimeCard time; time.DoModal(); return FALSE; } Thanks! |
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| Re: Visual C++ program compiles, but won't run Doesn't returning false signify failure? I dunno, I'm not an MFC guy. If that's not the problem, then time is crashing on init. |
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| Re: Visual C++ program compiles, but won't run I think you're onto something. Where is the CTimeCard initialised? What is it anyway? If it's a reference to something else you're calling a method on an uninitialised object which will indeed cause an access violation. |
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| Re: Visual C++ program compiles, but won't run Got it! I forgot to put in the a line to instantiate the application object. Thanks for your help!! |
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