Réponse de Nobilis :
We are really sorry for the inconvenience.
Please observe the recommended system requirements of the game below.
RECOMMENDED:
o OS: Windows XP/7
o Processor: 1.4 GHz recommended
o Memory: 512 MB RAM
o Graphics: 3D graphics card compatible with DirectX 9
As you can observe, the game is not supported (not entirely compatible) with Windows Vista and Windows 8, only works on Windows XP and Windows 7.
This incompatibility with Windows 8 and its drivers causes the problem you are experiencing.
What you can try but it is not sure that the game will work properly:
If you own a Steam version of the game, our first suggestion would be simply to try verifying the GCF: https://support.steampowered.com/kb_article.php?ref=2037-QEUH-3335
Please also make sure that you are using the latest Nvidia PhysX and DirectX as well.
Please try to lower the screen resolution and start the game.
Please observe the link with a possible solution option below:
http://steamcommunity.com/app/260730/discussions/0/648812304944235807/
If the above mentioned solutions don’t work:
Uninstall the game and delete all game related files.
Please do a complete registry clean on your system and make sure that you delete all entries relating to the game.
Please reinstall the game once more and start it.
Please also note that we are working on a fix which might help to overcome this performance related issue.
Thank you for your understanding and patience.