谁帮我看看这语音识别的代码能通过，但无法运行！

[libinden71]

#include <windows.h>
#include <atlstr.h>
#include <sphelper.h>
#include <sapi.h>
#include<comutil.h>
#include<string.h>

#pragma comment(lib,"sapi.lib")
#pragma comment(lib, "comsupp.lib")

#define GID_CMD_GR 333333
#define WM_RECOEVENT WM_USER+1

LRESULT CALLBACK WndProc(HWND,UINT,WPARAM,LPARAM);

char szAppName[] = "TsinghuaYincheng";
BOOL b_initSR;
BOOL b_Cmd_Grammar;
CComPtr<ISpRecoContext>m_cpRecoCtxt; //语音识别程序接口
CComPtr<ISpRecoGrammar>m_cpCmdGramma; //识别语法
CComPtr<ISpRecognizer>m_cpRecoEngine; //语音识别引擎
int speak(wchar_t *str);

int WINAPI WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance,PSTR szCmdLine,int iCmdShow)
{
HWND hwnd;
MSG msg;
WNDCLASS wndclass;

wndclass.cbClsExtra =0;
wndclass.cbWndExtra =0;
wndclass.hbrBackground =(HBRUSH)GetStockObject(WHITE_BRUSH);
wndclass.hCursor =LoadCursor(NULL,IDC_ARROW);
wndclass.hIcon =LoadIcon(NULL,IDI_APPLICATION);
wndclass.hInstance =hInstance;
wndclass.lpfnWndProc =WndProc;
wndclass.lpszClassName =szAppName;
wndclass.lpszMenuName =NULL;
wndclass.style =CS_HREDRAW|CS_VREDRAW;

if(!RegisterClass(&wndclass))
{
MessageBox(NULL,TEXT("This program requires Windows NT!"),szAppName,MB_ICONERROR);
return 0;
}
speak(L"程序正在启动");
// speak(NULL);
hwnd=CreateWindow(szAppName,
TEXT("语音识别"),
WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT,
CW_USEDEFAULT,
CW_USEDEFAULT,
CW_USEDEFAULT,
NULL,
NULL,
hInstance,
NULL);

ShowWindow(hwnd,iCmdShow);
UpdateWindow(hwnd);

while(GetMessage(&msg,NULL,0,0))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}

return msg.wParam;
}

LRESULT CALLBACK WndProc(HWND hwnd,UINT message,WPARAM wParam,LPARAM lParam)
{
HDC hdc;
PAINTSTRUCT ps;

switch(message)
{
case WM_CREATE:
{
//初始化COM端口
::CoInitializeEx(NULL,COINIT_APARTMENTTHREADED);
//创建识别引擎COM实例为共享型
HRESULT hr=m_cpRecoEngine.CoCreateInstance(CLSID_SpSharedRecognizer);
//创建识别上下文接口
if(SUCCEEDED(hr))
{
hr=m_cpRecoEngine->CreateRecoContext(&m_cpRecoCtxt);
}
else MessageBox(hwnd,TEXT("error1"),TEXT("error"),S_OK);
//设置识别消息,使计算机时刻监听语音消息
if(SUCCEEDED(hr))
{
hr=m_cpRecoCtxt->SetNotifyWindowMessage(hwnd,WM_RECOEVENT,0,0);
}
else MessageBox(hwnd,TEXT("error2"),TEXT("error"),S_OK);
//设置我们感兴趣的事件
if(SUCCEEDED(hr))
{
ULONGLONG ullMyEvents=SPFEI(SPEI_SOUND_START)|SPFEI(SPEI_RECOGNITION)|SPFEI(SPEI_SOUND_END);
hr=m_cpRecoCtxt->SetInterest(ullMyEvents,ullMyEvents);
}
else MessageBox(hwnd,TEXT("error3"),TEXT("error"),S_OK);
//创建语法规则
b_Cmd_Grammar=TRUE;
if(FAILED(hr))
{
MessageBox(hwnd,TEXT("error4"),TEXT("error"),S_OK);
}
hr=m_cpRecoCtxt->CreateGrammar(GID_CMD_GR,&m_cpCmdGramma);
WCHAR wszXMLFile[20]=L"er.xml";
MultiByteToWideChar(CP_ACP,0,(LPCSTR)"er.xml",-1,wszXMLFile,256);
hr=m_cpCmdGramma->LoadCmdFromFile(wszXMLFile,SPLO_DYNAMIC);
if(FAILED(hr))
{
MessageBox(hwnd,TEXT("error5"),TEXT("error"),S_OK);
}
b_initSR=TRUE;
//在开始识别时，激活语法进行识别
hr=m_cpCmdGramma->SetRuleState(NULL,NULL,SPRS_ACTIVE);
return 0;
}
case WM_RECOEVENT:
{
RECT rect;
GetClientRect(hwnd,&rect);
hdc=GetDC(hwnd);
USES_CONVERSION;
CSpEvent event;
while(event.GetFrom(m_cpRecoCtxt)==S_OK)
{
switch(event.eEventId)
{
case SPEI_RECOGNITION:
{
static const WCHAR wszUnrecognized[]=L"<Unrecognized>";
CSpDynamicString dstrText;
//取得识别结果
if(FAILED(event.RecoResult()->GetText(SP_GETWHOLEPHRASE,SP_GETWHOLEPHRASE,TRUE,&dstrText,NULL)))
{
dstrText=wszUnrecognized;
}
BSTR SRout;
dstrText.CopyToBSTR(&SRout);
char* lpszText2 = _com_util::ConvertBSTRToString(SRout);

if(b_Cmd_Grammar)
{
if (strcmp("开启1",lpszText2)==0)
{

MessageBoxA(0, lpszText2, lpszText2, 0);

}
if (strcmp("开启2", lpszText2) == 0)
{

MessageBoxA(0, lpszText2, lpszText2, 0);

}

if (strcmp("开启3", lpszText2) == 0)
{

MessageBoxA(0, lpszText2, lpszText2, 0);
speak(L"全部开启成功");

}

}
}
}
}
return TRUE;
}
case WM_PAINT:
hdc=BeginPaint(hwnd,&ps);
EndPaint(hwnd,&ps);
return 0;
case WM_DESTROY:
PostQuitMessage(0);
return 0;
}
return DefWindowProc(hwnd,message,wParam,lParam);
}

#pragma comment(lib, "ole32.lib") //CoInitialize CoCreateInstance需要调用ole32.dll
int speak(wchar_t *str)
{
ISpVoice * pVoice = NULL;
::CoInitialize(NULL);
//获取ISpVoice接口：
long hr = CoCreateInstance(CLSID_SpVoice, NULL, CLSCTX_ALL, IID_ISpVoice, (void **)&pVoice);
hr = pVoice->Speak(str, 0, NULL);
pVoice->Release();
pVoice = NULL;

::CoUninitialize();
return TRUE;
}

[dustpg]

检查错误码....运行期错误就要这么干

[小灸舞]

代码功能归根结底不是别人帮自己看或讲解或注释出来的；而是被自己静下心来花足够长的时间和精力亲自动手单步或设断点或对执行到某步获得的中间结果显示或写到日志文件中一步一步分析出来的。
提醒：再牛×的老师也无法代替学生自己领悟和上厕所！
单步调试和设断点调试（VS IDE中编译连接通过以后，按F10或F11键单步执行，按Shift+F11退出当前函数；在某行按F9设断点后按F5执行停在该断点处。）是程序员必须掌握的技能之一。