Hi

After analyzing the information we received from you we concluded that the most convenient way to fix the issue you reported is to use the Repair feature from Bitdefender. Please follow the steps below in order to start the repairing process:
- Click on the START menu button;
- Go to (All) Programs -> Bitdefender 2012 -> choose "Repair or Remove";
- Follow the on-screen instructions and restart the computer each time you are requested to;
- Register and activate the product, then open Bitdefender and run a new update; reboot again if requested;
- please test to see if the issue still replicates.
Should you require further assistance please don't hesitate to contact us. Take care.