Reload Messed up TTT

Hello first time posting here so a bit noob on how to word things…

i have a ttt server up that has been up for a while i have a lot of custom weapons. my custom weapons however are reloading instantly so you can use a shotgun as a machine gun with shotgun power. (big problem) not sure where to beging to look but everything was working fine the past few days then all of the sudden after gmod went down yesterday this happened can anyone help me plz?