DarkRP TMP weapon problem

Well when I get some TMP’s in DarkRP I wanna use them right but its on the left side of my screen and theres no sound. Also its in the slot above the Gravity Gun…Help me out? I cant ADS either…(Aim down sight)

What weapon pack are you using?

CSS realistic weapons

[editline]22nd January 2012[/editline]

Every other weapon works except for TMP