C / C++ / MFC

int WINAPI
WinMain (
    __in HINSTANCE hInstance,
    __in_opt HINSTANCE hPrevInstance,
    __in LPSTR lpCmdLine,
    __in int nCmdShow
)
{
    DWORD requestCount = SCANNER_DEFAULT_REQUEST_COUNT;
    DWORD threadCount = SCANNER_DEFAULT_THREAD_COUNT;
    SCANNER_THREAD_CONTEXT context;
    HANDLE port, completion;
    PSCANNER_MESSAGE msg;
    DWORD threadId;
    HRESULT hr;
    DWORD i, j;
/*Line 277*/HWND h;


    hr = FilterConnectCommunicationPort( ScannerPortName,
                                         0,
                                         NULL,
                                         0,
                                         NULL,
                                         port );

BUILD: Compile and Link for x86
BUILD: Start time: Sun Dec 12 12:27:56 2010
BUILD: Examining d:\av-fsd2\test directory for files to compile.
    d:\av-fsd2\test Invalidating OACR warning log for 'root:x86fre'
BUILD: Compiling and Linking d:\av-fsd2\test directory
Configuring OACR for 'root:x86fre' - <OACR on>
Compiling resources - resource.rc
Compiling - test.c
1>errors in directory d:\av-fsd2\test
1>d:\av-fsd2\test\test.c(277) : error C2220: warning treated as error - no 'obje
ct' file generated
Linking Executable - objfre_win7_x86\i386\test.exe
1>link : error LNK1181: cannot open input file 'd:\av-fsd2\test\objfre_win7_x86\
i386\test.obj'
BUILD: Finish time: Sun Dec 12 12:27:57 2010
BUILD: Done
    4 files compiled - 5 Warnings - 1 Error
    1 executable built - 1 Error

TARGETNAME=test
TARGETTYPE=PROGRAM
TARGET_DESTINATION=dbg\layout
USE_MSVCRT=1
MSC_WARNING_LEVEL=/W4 /WX
MUI=0
MUI_COMMENT=TO_COMMENT, old disabled, owners need to contact MUICore to get new comment and comment code
UMTYPE=windows
UMENTRY=winmain
UMBASE=0x1000000
!if $(_NT_TARGET_VERSION) != $(_NT_TARGET_VERSION_WS03)  
# Use current headers (don't set _NT_TARGET_VERSION)
# Run downlevel to XP
SUBSYSTEM_VERSION=$(SUBSYSTEM_501)
!endif
C_DEFINES = $(C_DEFINES) -DUNICODE -D_UNICODE
INCLUDES=$(INCLUDES);         \
         $(IFSKIT_INC_PATH);  \
         $(DDK_INC_PATH);     \
         ..\inc
TARGETLIBS=\
        $(SDK_LIB_PATH)\kernel32.lib    \
        $(SDK_LIB_PATH)\user32.lib      \
        $(SDK_LIB_PATH)\gdi32.lib       \
        $(SDK_LIB_PATH)\comctl32.lib    \
        $(SDK_LIB_PATH)\cfgmgr32.lib    \
        $(SDK_LIB_PATH)\setupapi.lib
TARGETLIBS= $(TARGETLIBS) \
            $(IFSKIT_LIB_PATH)\fltMgr.lib
 
SOURCES=test.c \
        resource.rc

WSADATA wsaData;
	if (WSAStartup(MAKEWORD(1, 1), &wsaData) != 0)
	{
		int i = WSAGetLastError();
		
	}

	sock = socket(AF_INET,SOCK_STREAM,0);
	if(sock==-1)
	{
		int i = WSAGetLastError();
		
	}

	USES_CONVERSION;
	struct sockaddr_in my_addr;
	memset(&my_addr,0,sizeof(my_addr));

	my_addr.sin_family = AF_INET; // host byte order
	my_addr.sin_port = htons(MYPORT); // short, network byte order
	LPSTR lpszAscii = T2A((LPTSTR)ServerName);
	my_addr.sin_addr.s_addr = inet_addr(lpszAscii);
	if (my_addr.sin_addr.s_addr == INADDR_NONE)
	{
		LPHOSTENT lphost;
		lphost = gethostbyname(lpszAscii);
		if (lphost != NULL)
		{
			my_addr.sin_addr.s_addr = ((LPIN_ADDR)lphost->h_addr)->s_addr;
		}
		else
		{
			WSASetLastError(WSAEINVAL);
			return WSAEINVAL;
		}
	}
	if(connect(sock,(struct sockaddr *)&my_addr,sizeof(struct sockaddr))==-1)
	{
		return FALSE;
	}

       .
       .
afx_msg LRESULT OnMsjGuardarConfig(WPARAM wParam, LPARAM lParam);
       .
       .

       .
       .
afx_msg void OnMsjGuardarConfig();
       .
       .

       .
       .
ON_MESSAGE(WM_MsjGuardarConfig, OnMsjGuardarConfig)
       .
       .

LRESULT CCalibracionDlg::OnMsjGuardarConfig(WPARAM wParam, LPARAM lParam)
{
  //i do some stuffs 
return 0; // ==> here is exception !!!!
}

           .
           .
#define WM_MsjGuardarConfig WM_USER+1 // 
           .
           .

void CConfiguracionDlg::OnBUTTONGuadar() 
{
	GetParent()->;PostMessage(WM_MsjGuardarConfig,NULL,NULL); //
}