deus ex:invisible war help please!!!

[dino]

I have original de:IW, but I can not patch it with patch 1.2 ????
why ??
i says : old file not found

the same with patch 1.1

[Trimble Bracegirdle]

Are you using an NO DVD patched exe ?? Use the orginal while installing any
patch.
..Reinstall the whole game perhaps.
(\__/)
(='.'=)
(")_(") mouse

[dino]

the thing is that I can't install the patch