Video no workie. So sorry, I can't offer any help. I would have beat the thing into submission by now I'm afraid.
You have to click the watch on utube link. And as tempting as it is to beat the side plate into place, the gun would no longer work if I did and I really like this old revolver. It is the one I carry when the wife hears a noise or I am walking the woods at night. Damn near ventilated the men's room at the gun club one night with it. Nothing like reaching for the door knob and seeing a snake wrapped around it and the door frame.