why does comodo firewall always crashes?

my name is João and i m from Portugal.
I installed the firewall several times but it crash every time with a message saying that the memory cannot be read. i don`t know what it means. I have windows XP and i also have panda antivirus 2007 installed. can you help me?
i attached the files of the crash.

thank you

Welcome to the forum.
I can’t see any attached files…???