BitDefender Security Service stops working
Issue:
This article describes the situation caused in certain circumstances, when the user can receive the error message presented below in Windows Vista.
Solution:
The message is received due to a wrong interpretation made by the operating system regarding BitDefender's Security Service (vsserv.exe) which is restarting after the update process finishes. The restart is needed in order to implement the latest virus definitions which are installed during the update process.
Please note that the security level of the computer is not compromised in any way and a solution regarding this situation is currently under development.