Splinter Cell conviction realistic difficulty not recording problem, any help plz =(?

i have the same problem, just 2 days ago i finished HUNTER in deniable ops in Realistic Difficult, and i already got the achievemente,, but now.. all my DOTS in deniable ops are blank... but the achievement say i already did.. its weird... i dont get it.. also in the campaing, i have the achievement that i have completed in realistic.. but in "Select Mision" i doesnt have the red dot in Realisitic... weird..