Hi everyone,
I have played over 30 hours of gmod but haven’t earned the achievement for playing for 24 hours “One Day”, so if anyone can help, i would very happy 
is it steam ver or steamless
it is steam
you might have hade sv_cheats 1 activated at any time? that could mess it up because when i tried to get the acheivment to kill 1000 baddies when i had about 10 left i didn’t get the acheivement even though i’d killed about 20 enemies.