I've been away from the computer for a week (Spring Break) and now I'm back, still fighting to get my 22/45 reassembled.
Bullseye wrote:
"Check to ensure that the receiver is pushed all the way rearward on the frame, it should have about a 1/16 in. overlap when fully seated. The stop pin can be a little difficult to seat, so if the frame is seated fully don't be afraid to give it a little tap with a mallet to seat it."
Where do I tap with the mallet? There's not much room to hit it there with any force, and I'm afraid it's going to bust the hinge pin that the housing swivels on if I do that.