hi i have this problem and no clue how fix, reinstall many times and still same problem
i use win 7 32 bits service pack 1 with smart security 9 and when i check all is ok ,antivirus on ,firewall on, all running fine,but when i check in windows central security say eset firewall is ok , antispyware eset is ok , but in antivirus say not found.
always pop up that message from central security saying no antivirus found
ps: forgive me my bad english