finalmente ho risolto il problema!!!
per ki ha problemi con windows vista la soluzione è questa:
andate nella cartella documenti dove trovertete una sottocartella con il nome THIEF - DEADLY SHADOWS
all'interno c'è un documento ke si kiama LAUNCER
ecco apritelo e copiate questo:
7 main: Starting with cmdline 'T3MAIN.exe \\.\DISPLAY1 "dummy" SouthQuarter1?-LoadTravel?-LoadSave?-ObjectFilter=9?DestTeleporter="StonemarketGate" '
10 main: Adjusting default video mode to \\.\DISPLAY1 1024x768x32 @ 60 Hz
14 SetDisplayMode(1024, 768, 32, 60, 268435457), result = 0
17 InitInstance: Full screen mode
19 MontiorEnumProc: Found monitor spec for '\\.\DISPLAY1' - m [ 0,0 - 1024,768 ] w [ 0,0 - 1024,738 ] - Primary
21 InitInstance: Creating window ( 0,0 - 1024 wide 768 tall )
42 Waiting for game to send process handle ... (ffffffff)
44 WndProc: Got WM_USER, game's process handle: 00000140
174 Got game's process handle: 140. Wait time: 2 ms.
177 Signaling event for game to terminate
180 Waiting up to 30000 ms. for game process to terminate
1327 Game process exited with code ffffffff
1330 main: Adjusting default video mode back to original \\.\DISPLAY1 1280x768x32 @ 60 Hz
1334 SetDisplayMode(1280, 768, 32, 60, 268435457), result = 0
2338 Synchronized launch, command args : 'SouthQuarter1?-LoadTravel?-LoadSave?-ObjectFilter=9?DestTeleporter="StonemarketGate" ' ...
2340 Creating process C:\Program Files\Thief - Deadly Shadows\System\T3Main.EXE -display \\.\DISPLAY1 1024x768 SouthQuarter1?-LoadTravel?-LoadSave?-ObjectFilter=9?DestTeleporter="StonemarketGate"
3117 ... new process handle 1e0
3120 Waiting for game to go exclusive ... ( 120000 ms delay )
8562 Game has signaled that it has exclusive mode, wait time: 5394 ms.
8565 Wait for game to go exclusive done, exiting.
8579 main: Exiting
BUONA FORTUNA