For what it's worth I have the .45 Shield as well. It has been 100% flawless for me with 10-15 different manufacturers of JHP and FMJ. ON THE OTHER HAND my wife can barely make it through one magazine without 3-5 failures to feed. It's your grip most likely. My wife is limp wristing. She carries a Glock 43 usually with no issues. The .45 Shield is just too much for her