C / C++ / MFC

%Name% has caused an error in
KERNAL32.DLL
%Name% will now close

Unhandled exception in %Name%.exe (KERNAL32.DLL): 0xC0000005: Access Violation.

BFF64346	xadd	dword ptr [ecx],eax

CDialog::OnOK();

TV_INSERTSTRUCT tvInsert;
tvInsert.hInsertAfter = TVI_LAST;
tvInsert.item.mask = TVIF_TEXT | TVIF_IMAGE | TVIF_SELECTEDIMAGE;
tvInsert.item.hItem = NULL;
tvInsert.item.stateMask = 0;
tvInsert.item.state = 0;
tvInsert.item.iImage = 4;
tvInsert.item.iSelectedImage = 0;

int inputId = 17;
tvInsert.item.lParam = (LPARAM)inputId;

CString szName("Hello World");
tvInsert.item.pszText = (LPTSTR) (LPCTSTR) szName;
				
HTREEITEM hParent = GetTreeCtrl().InsertItem(&tvInsert);

//This works fine
CString szText(GetTreeCtrl().GetItemText(hParent));
//This doesn't work at all - iId is always 0
int iId = GetTreeCtrl().GetItemData(hParent);

CFile tmpFile(fileName, CFile::modeRead);
				
//Read from bitmap file into buffer.
LONG nTotalBytes = tmpFile.GetLength();
				
//Allocate a buffer for the input and read from file.
BYTE * inputBuf = new BYTE[nTotalBytes];
UINT nBytesRead = tmpFile.Read(inputBuf, nTotalBytes);
				
CLongBinary cx_LongBinaryImage; 
cx_LongBinaryImage.m_dwDataLength = nTotalBytes; //set the cx_LongBinaryImage.m_hData = GlobalAlloc(GMEM_MOVEABLE,                   nTotalBytes); //allocates a HGLOBAL handle for the CLongBinary object.
				
BYTE* pITemp = (BYTE*) GlobalLock(cx_LongBinaryImage.m_hData); //pITemp is pointing at the address of the HGLOBAL handle
memcpy(pITemp, inputBuf, nTotalBytes); //copy the BYTE array containing the image to the HGLOBAL address
GlobalUnlock(cx_LongBinaryImage.m_hData); //unlock the memory
				
CImageRs* cxTableImage = new CImageRs(); //CRecordset object
if (cxTableImage->Open(NULL)) //opening the database
{
	cxTableImage->AddNew(); //create new record
	cxTableImage->m_MAKE = "Yamaha";
	cxTableImage->m_MODEL = "YZF600RK/RKC";
	cxTableImage->m_YEAR = 1998;
	cxTableImage->m_NAME = FindFileData.cFileName;
	cxTableImage->m_IMAGE.m_dwDataLength = cx_LongBinaryImage.m_dwDataLength;
	cxTableImage->m_IMAGE.m_hData = cx_LongBinaryImage.m_hData;
	cxTableImage->SetFieldNull(&cxTableImage->m_IMAGE, FALSE);
	cxTableImage->SetFieldDirty(&cxTableImage->m_IMAGE, TRUE);
	if(!cxTableImage->Update())
	{
		AfxMessageBox( "Record not added; no field values were set." );
	}
					
	cxTableImage->Close();
}

delete[] inputBuf;