Originally Posted by TxGun
This is not unusual. Many pistols balk at this. Just one example: 1911 shooters know it's a bad idea to drop the slide on a singly-loaded round and cause the extractor to jump the cartridge rim. It was not designed to do this . The cartridge rim comes up under the extractor as it feeds from the magazine. Personally, just as a matter of practice, I would never do this with any semi-auto.
I agree and will add is there really any good reason besides a class three malfunction where a fired case doesn't extract where one would want to do this.