The problem is an error report of the OS windows XP like when explorer.exe is bugged i don’t know why it’s bugged when Steam download my counter strike source it works a few moment and then bugging !!! reboot obligatory !!! why !!! ??? ??? ??? ??? ??? ??? ??? ??? ??? ??? ??? ??? ??? ??? ??? ??? ??? ??? ??? ??? (the version of avast is avast!4)

(is it good ?)