Okay today something occured and i can no longer press a and s on gmod i tried different servers its still the same problem, i even reconnected same thing it doesn't work. I unistalled the game and reinstalled it and nothing happend at all I even checked in the properties tab ''verify integrity of game cache'' it said there was a problem with one file and fixed it but it still doesn't work. I asked some admins they helped and tried to solve the problem it still didn't work i have no clue at all what i should do i really need your help. If you have an idea just ask. The funny thing is i can press shift and walk left and backwards. Thanks in advance for your help.