LOADING ERROR - File is changed

i always get this message
http://img202.imageshack.us/img202/6759/failtt.png

informations about the file :
http://img69.imageshack.us/img69/1623/fail3g.png
(can u compare it with yours?)

crossfire version information
http://img132.imageshack.us/img132/7691/fail2y.png

A week ago I could still play, then i re-installed crossfire and now i have this error

can some1 help me pls ??

I have reinstalled the game several times, i turned off my firewall, my anitvir, i reinstalled antivir but always this error