UPDATE: Issue was Intel Anti-Theft service, when I reactivated this morning everything stopped working again........ Got to work out whether it's more important to track my laptop or play FM2013 ???
Unfortunately not, must have been something somewhere in the Windows build. Re-installed all software I had on it previously and still works with no issues. Lucky it was a new bit of kit and I could do that...........support really was awful. It's well worth it though, just taken the boys...
OK, managed to get it working. Having verified caches, installed / uninstalled Steam, removed AV software etc etc etc, I did a Windows refresh. It works....... Now re-installing the software that was on my machine item by item to try and work out what was blocking it........
Bought FM13 at the weekend for a nice new laptop (Sony Vaio Duo 11) and having exactly this issue. Been corresponding with Sega support - they've now given up and told me to raise it with Steam (which I did 2 days ago and haven't heard a thing). Short of rebuilding the laptop, have tried...