Update: Looks like I'm missing something...
ERROR: Trying to derive weapon npc_weapon_752bf3_dh17 from non existant SWEP swep_battlefront_base!
ERROR: Trying to derive weapon npc_weapon_752bf3_a280 from non existant SWEP swep_battlefront_base!
ERROR: Trying to derive weapon npc_weapon_752bf3_scoutblaster from non existant SWEP swep_battlefront_base!
ERROR: Trying to derive weapon npc_weapon_752bf3_dlt19 from non existant SWEP swep_battlefront_base!
ERROR: Trying to derive weapon npc_weapon_752bf3_e11 from non existant SWEP swep_battlefront_base!
ERROR: Trying to derive weapon npc_weapon_752bf3_se14c from non existant SWEP swep_battlefront_base!
ERROR: Trying to derive weapon npc_weapon_752bf3_t21 from non existant SWEP swep_battlefront_base!
ERROR: Trying to derive weapon npc_weapon_752bf3_dlt20a from non existant SWEP swep_battlefront_base!
ERROR: Trying to derive weapon npc_weapon_752bf3_dl44 from non existant SWEP swep_battlefront_base!
ERROR: Trying to derive weapon npc_weapon_752bf3_ee3 from non existant SWEP swep_battlefront_base!
ERROR: Trying to derive weapon npc_weapon_752bf3_rt97c from non existant SWEP swep_battlefront_base!
From Content Pack #1:
[[SR] Content Pack #1] lua/weapons/knife_base/shared.lua:1332: attempt to index a nil value
1. unknown - lua/weapons/knife_base/shared.lua:1332
2. include - [C]:-1
3. unknown - lua/weapons/knife_base/cl_init.lua:1
From Weapons Pack:
[[SR] Weapons Pack] lua/weapons/knife_base/shared.lua:1332: attempt to index a nil value
1. unknown - lua/weapons/knife_base/shared.lua:1332
2. include - [C]:-1
3. unknown - lua/weapons/knife_base/cl_init.lua:1
I have done this about 15-17 times already. Redownloaded Garry's Mod, Deleted them all and then redownloaded garry's mod then downloaded them, manually done it about 5 times. I don't think it's a client-sided issue since I get lua errors with 2 of the packs in Singleplayer as well.