All the errors are happining when It gets to case WM_CREATE (near the end) it's making no sense to me... I did the tutorial exactly how it told me toCode:#include <windows.h> /* Declare Windows procedure */ LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM); static char gszClassName[ ] = "SecSuite"; static HINSTANCE ghInstance=NULL; int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow) { WNDCLASSEX wincl; /* Data structure for the windowclass */ HWND hwnd; /* This is the handle for our window */ MSG Msg; /* Here messages to the application are saved */ ghInstance=hInstance; /* The Window structure */ wincl.cbSize=sizeof (WNDCLASSEX); wincl.style=CS_DBLCLKS;/* Catch double-clicks */ wincl.lpfnWndProc=WndProc;/* This function is called by windows */ wincl.cbClsExtra=0;/* No extra bytes after the window class */ wincl.cbWndExtra=0;/* structure or the window instance */ wincl.hInstance=ghInstance; wincl.hIcon=LoadIcon(NULL,IDI_APPLICATION); wincl.hCursor=LoadCursor(NULL,IDC_ARROW); wincl.hbrBackground=(HBRUSH)(COLOR_WINDOW+1); wincl.lpszMenuName=NULL;/* No menu */ wincl.lpszClassName=gszClassName; wincl.hIconSm=LoadIcon(NULL,IDI_APPLICATION); /* Register the window class, and if it fails quit the program */ if (!RegisterClassEx (&wincl)) { MessageBox(0,"Error registering window!","Error",MB_ICONSTOP|MB_OK); return 0; } /* The class is registered, let's create the program*/ hwnd = CreateWindowEx ( WS_EX_STATICEDGE, /* Extended possibilites for variation */ gszClassName, /* Classname */ "Woot", /* Title Text */ WS_OVERLAPPEDWINDOW, /* default window */ CW_USEDEFAULT, /* Windows decides the position */ CW_USEDEFAULT, /* where the window ends up on the screen */ 320, /* The programs width */ 240, /* and height in pixels */ NULL, /* The window is a child-window to desktop */ NULL, /* No menu */ ghInstance, /* Program Instance handler */ NULL /* No Window Creation data */ ); if(hwnd==NULL) { MessageBox(0,"Window creation failed!","Error",MB_ICONSTOP|MB_OK); return 0; } /* Make the window visible on the screen */ ShowWindow (hwnd, nCmdShow); UpdateWindow(hwnd); while(GetMessage(&Msg,NULL,0,0)) { TranslateMessage(&Msg);/* Translate virtual-key msgs into char msgs */ DispatchMessage(&Msg);/* Send message to WindowProcedure */ } return Msg.wParam; } LRESULT CALLBACK WndProc(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lParam) { HWND hButton,hCombo,hEdit,hList,hScroll,hStatic; HDC hdc; PAINTSTRUCT ps; LPSTR szMessage="^_^"; switch (Message)/* handle the messages */ { case WM_CREATE: hButton=CreateWindowEx(NULL,"Button","Button Example",WS_BORDER| WS_CHILD|WS_VISIBLE|BS_PUSHBUTTON,0,0,100,30,hwnd,NULL, ghInstance,NULL); hCombo=CreateWindowEx(NULL,"ComboBox","Cj is the ........",WS_BORDER| WS_CHILD,WS_VISIBLE,CBS_DROPDOWNLIST,0,30,100,100,hwnd,NULL, ghInstance,NULL); hEdit=CreateWindowEx(NULL,"Edit","edit box example",WS_BORDER| WS_CHILD|WS_VISIBLE,0,60,100,30,hwnd,NULL,ghInstance,NULL); hList=CreateWindowEx(NULL,"ListBox",">.<",WS_BORDER|WS_CHILD| WS_VISIBLE,100,0,100,200,hwnd,NULL,ghInstance,NULL); hScroll=CreateWindowEx(NULL,"ScrollBar","",WS_BORDER|WS_CHILD| WS_VISIBLE|SBS_VERT,210,0,100,200,hwnd,NULL,ghInstance,NULL); hStatic=CreateWindowEx(NULL,"Static","",WS_BORDER|WS_CHILD| WS_VISIBLE|SS_BLACKRECT,0,90,100,30,hwnd,NULL,ghInstance,NULL); break; case WM_PAINT: hdc=BeginPaint(hwnd,&ps); TextOut(hdc,70,50,szMessage,strlen(szMessage)); EndPaint(hwnd,&ps); break; case WM_CLOSE: DestroyWindow(hwnd); break; case WM_DESTROY: PostQuitMessage(0); break; default:/* for messages that we don't deal with */ return DefWindowProc(hwnd, Message, wParam, lParam); } return 0; }