FIREWALL BUG???!!

Hello,

i m new here .(sorry for bad english)
I have COMODO INTERNET SECURITY FREE.
today download automated an upgrate.
after upgrated turn off computer and after when i look in firewall bloked is…0.
i test firewall and firewall block inruder…but comodo firewall say o bloked.
why??HELP ME PLEASE
THANX IN ADVANCE