problem need some help

mnmsamo

hey all i`ve problem my i`ve win 7 and crossfire work fine
when i change the win to xp2 crossfire had problem
when i play in any map i can`t use the Tap or Space or Ctrl

and when i can`t use it all i die alot and i can`t play

plz need help

mnmsamo

need help here
any one tell me what i do plz