I was installing it to c:matrix games, not windows.

In the end I tried the trouble shooting basics, 'have you tried turning it off and on again?' A quick reset and it worked fine. No idea what was bugged.

Cheers

<t> Hi everyone,<br/>
<br/>
I just bought WITP and am looking forward to playing it but I am unable to install it.<br/>
<br/>
While installing it the following error pops up: "Could not open the uninstall executable for writing: Access to C:\windows denied"<br/>
<br/>
It appears there is some ...