Fighting with W_model Attachment Points

Ok, so here’s my weapon. It shows up in my characters hands (third person) correctly.

For some reason, I’m not getting my attachement point when I do self:LookupAttachment(“muzzle”). It’s giving me an index of 0, then when I do self:GetAttachment(self:LookupAttachment(“muzzle”)), it gives me no value, so I can’t get the position for my muzzle effect. What am I doing wrong? I’m hoping I’ve compiled it correctly, 'cause I’d hate to have to recompile it, though it wouldn’t give me any real headaches if I had to…