Deleted

Okay.

Umm
Please be more detail. Give us your system specs.

Any error message?

http://pcgamingwiki.com/wiki/Mirror's_Edge

Game fails to start / Crashes without error messages • Link
Fix Game fails to start / Crashes without error messages • Link

• Install the latest Nvidia PhysX System Software regardless of whether you are using an Nvidia, AMD or alternative graphics card.
• AMD Radeon and alternative GPU users who are able to start the game using this method are then advised to disable PhysX in the options menu.
• Your monitor may not be supported. Open the engine config file (%USERPROFILE%\My Documents\My Games\EA Games\Mirror's Edge\TdGame\Config\TdEngine.ini) and change the resolution.
  Look for ResX and ResY in [SystemSettings] section) to one supported by your monitor (try 1024x768 if you don't know what your monitor supports)