I am having achievements not unlocking in certain games. I have checked online and have seen that this is a pretty common occurrence for Xbox.
#Xbox achievements not unlocking
lethal rapids
Some of these achievements unlock after I redo them but what I don't understand is why they don't unlock the first time
knotty turret
Check a forum like trueschievements.com to see if a particular achievement is bugged. Generally there is no problem with achievements
lethal rapids
ok this could be the issue then