The events of the firewall does not appear

The firewall log shows that blocking events, but when I open the list, nothing shows up. ??? ??? 88)

http://i49.tinypic.com/fbz0a8.jpg

http://i45.tinypic.com/2mr7ktg.jpg

I tried to make a diagnosis but all is well in settings.

http://i49.tinypic.com/2q832v8.jpg

I have the latest version of Comodo Firewall 3.13.119746.572.

Thanks for your help.

Greetings.