DOOM TTT weapons errors

[[TTT] Doom Weapons] lua/weapons/weapon_doom_supershotgun.lua:74: attempt to call method 'SetWeaponHoldType' (a nil value)
    1. unknown - lua/weapons/weapon_doom_supershotgun.lua:74
        2. Give - [C]:-1
            3. unknown - gamemodes/sandbox/gamemode/commands.lua:932
                4. unknown - lua/includes/modules/concommand.lua:54


[[TTT] Doom Weapons] lua/weapons/weapon_doom_supershotgun.lua:91: attempt to call method 'SetWeaponHoldType' (a nil value)
    1. unknown - lua/weapons/weapon_doom_supershotgun.lua:91
        2. SelectWeapon - [C]:-1
            3. unknown - gamemodes/sandbox/gamemode/commands.lua:936
                4. unknown - lua/includes/modules/concommand.lua:54


[[TTT] Doom Weapons] lua/weapons/weapon_doom_supershotgun.lua:74: attempt to call method 'SetWeaponHoldType' (a nil value)
    1. unknown - lua/weapons/weapon_doom_supershotgun.lua:74


[[TTT] Doom Weapons] lua/weapons/weapon_doom_supershotgun.lua:118: attempt to call method 'Ammo1' (a nil value)
    1. unknown - lua/weapons/weapon_doom_supershotgun.lua:118