A support case was created for you and you should be contacted shortly by a Customer Support Representative, if you haven't been already. You can view and update your case at the Activision Support website. After logging in, go to "My Support" then "My Cases".
Hi, I just translated your post via Google Translate. You can try to Verify the Integrity of the Game Cache. Go to this link for the instruction: Verify Game Cache Files (GCF) - How To's - Knowledge Base - Steam Support. I hope this works.