我编写了一个很小的64位应用程序,该应用程序在Windows Vista x64的全新安装时崩溃。它可以在安装了Visual Studio 2008的开发计算机(Windows 7 64位)上顺利运行。
64位C++应用程序(非托管)由32位.NET应用程序启动,之后立即崩溃,并出现访问冲突错误。这是事件查看器所说的:
Faulting application MaxTo64.exe, version 0.0.0.0, time stamp 0x49a41d9e,
faulting module USER32.dll, version 6.0.6001.18000, time stamp 0x4791adc5,
exception code 0xc0000005, fault offset 0x00000000000236d6, process id 0x82c,
application start time 0x01c996a346a3e805.
MaxTo64.exe
0.0.0.0
49a41d9e
USER32.dll
6.0.6001.18000
4791adc5
c0000005
00000000000236d6
82c
01c996a346a3e805
我已经安装了VC2008可再发行组件(2008 x86、2008 x64、2008 SP1 x86和2008 SP1 x64),所以这应该不是问题。编辑:可能值得一提的是,在安装vcredist-package之前,它崩溃的方式不同,并排配置错误。
我是C++ n00b,所以我真的不知道接下来要去哪里。
编辑:Windows调试工具的输出。
CommandLine: "C:\Program Files (x86)\MaxTo\MaxTo64.exe" maxto_a_do_run_run
Symbol search path is: *** Invalid ***
****************************************************************************
* Symbol loading may be unreliable without a symbol search path. *
* Use .symfix to have the debugger choose a symbol path. *
* After setting your symbol path, use .reload to refresh symbol locations. *
****************************************************************************
Executable search path is:
ModLoad: 00000001`3f2f0000 00000001`3f30b000 MaxTo64.exe
ModLoad: 00000000`77160000 00000000`772e0000 ntdll.dll
ModLoad: 00000000`77030000 00000000`7715b000 C:\Windows\system32\kernel32.dll
ModLoad: 00000001`80000000 00000001`80011000 C:\Program Files (x86)\MaxTo\Hooker.dll
ModLoad: 00000000`76f60000 00000000`7702d000 C:\Windows\system32\USER32.dll
ModLoad: 000007fe`fed70000 000007fe`fedd3000 C:\Windows\system32\GDI32.dll
ModLoad: 000007fe`fea20000 000007fe`feb28000 C:\Windows\system32\ADVAPI32.dll
ModLoad: 000007fe`fe850000 000007fe`fe98f000 C:\Windows\system32\RPCRT4.dll
ModLoad: 000007fe`fd8b0000 000007fe`fe502000 C:\Windows\system32\SHELL32.dll
ModLoad: 000007fe`fef70000 000007fe`ff00c000 C:\Windows\system32\msvcrt.dll
ModLoad: 000007fe`feee0000 000007fe`fef53000 C:\Windows\system32\SHLWAPI.dll
(3a4.964): Break instruction exception - code 80000003 (first chance)
*** ERROR: Symbol file could not be found. Defaulted to export symbols for ntdll.dll -
ntdll!DbgBreakPoint:
00000000`771a4ea0 cc int 3
0:000> g
ModLoad: 000007fe`fe780000 000007fe`fe7ad000 C:\Windows\system32\IMM32.DLL
ModLoad: 000007fe`ff010000 000007fe`ff111000 C:\Windows\system32\MSCTF.dll
ModLoad: 000007fe`feed0000 000007fe`feedd000 C:\Windows\system32\LPK.DLL
ModLoad: 000007fe`fede0000 000007fe`fee7a000 C:\Windows\system32\USP10.dll
ModLoad: 000007fe`fc150000 000007fe`fc349000 C:\Windows\WinSxS\amd64_microsoft.windows.common-controls_6595b64144ccf1df_6.0.6001.18000_none_152e7382f3bd50c6\comctl32.dll
(3a4.964): Access violation - code c0000005 (first chance)
First chance exceptions are reported before any exception handling.
This exception may be expected and handled.
*** ERROR: Symbol file could not be found. Defaulted to export symbols for C:\Windows\system32\USER32.dll -
USER32!DisableProcessWindowsGhosting+0x1a:
00000000`76f836d6 66f2af repne scas word ptr [rdi]
*** ERROR: Module load completed but symbols could not be loaded for MaxTo64.exe
*** ERROR: Symbol file could not be found. Defaulted to export symbols for C:\Windows\system32\kernel32.dll -
此时的调用堆栈为:
USER32!DisableProcessWindowsGhosting+0x1a
USER32!ChangeWindowMessageFilter+0x12d
USER32!RegisterClassExW+0x25
MaxTo64+0x11e4
MaxTo64+0x1075
MaxTo64+0x1920
kernel32!BaseThreadInitThunk+0xd
ntdll!RtlUserThreadStart+0x21
它似乎在MyRegisterClass中,如下所示:
ATOM MyRegisterClass(HINSTANCE hInstance)
{
WNDCLASSEX wcex;
wcex.cbSize = sizeof(WNDCLASSEX);
wcex.style = CS_HREDRAW | CS_VREDRAW;
wcex.lpfnWndProc = WndProc;
wcex.cbClsExtra = 0;
wcex.cbWndExtra = 0;
wcex.hInstance = hInstance;
wcex.hIcon = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_MAXTO64));
wcex.hCursor = LoadCursor(NULL, IDC_ARROW);
wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
wcex.lpszClassName = szWindowClass;
wcex.hIconSm = LoadIcon(wcex.hInstance, MAKEINTRESOURCE(IDI_SMALL));
return RegisterClassEx(&wcex);
}
编辑:原来问题是我自己的愚蠢的错误。显然,WNDCLASSEX结构中存在一个未正确初始化的字段。这在Vista上崩溃了,但在Windows 7上却没有崩溃。添加此功能可解决此问题。
wcex.lpszMenuName = NULL;
最佳答案
严重的是,我们无法从您的数据中推断出什么:
我建议至少进行以下一项操作
编辑:
仅查看调试跟踪之后,我就遇到了两个可能的问题:
但是仍然没有显示太多代码,并且跟踪不完整,因此如果不使用psychic则很难断言。
如果将VS生成的.pdb复制到Vista计算机上的.exe所在的文件夹中,则将具有更有意义的跟踪。
关于c++ - 为什么我的64位C++应用程序崩溃了?,我们在Stack Overflow上找到一个类似的问题:https://stackoverflow.com/questions/582665/