Salam Mere Pass IBM thick centre system he Me ne Software' Iso to usb' k zarye usb ko bootable kiya he but system on hon par f12 press kr k USB select kro To Missing Operating System Likha hva aata he me Ne Xp Ka bootable Iso B Burn kr K daikha he Or Rescue Avira Ka Bootable imge be But Boot Pe yahi error aata he Plz mujhe is error ka solution btain.