Thanks for the help, running in the isolated zipped version fixed the issue. I'm thinking this might have been to do with the installation path being on a separate drive, I tried the regular demo install on another machine and it worked fine. Even though my issue was fixed, I decided to keep testing ...

I tried all the following, with no luck. For all, the campaign is still missing.

An overtop re-install from the original installer, which does uninstall the game first.
Retried an overtop re-installfrom a fresh download.
Deleted the game folder manually and installed from the fresh download.
I ...

Hi all, downloaded the 64-bit demo today but I seem to have a problem, well, starting the game. Google and the Wiki tell me that there should be a new game option with lots and lots of customisable settings, initially I thought that maybe this was intended to be excluded from the Demo...but I can't ...