Picked it up new for a crazy low price. First 100 rds no issues. Broke it down, cleaned and lubed. Now 90% of the time I get this malfunction with guide rod protruding and dead trigger. Goes bang when tapped home. I’ve checked the recoil spring position which seems ok. I use the slide stop every time to chamber a round. I am thinking it’s something I am doing since it was running right out of the box. Here is a pic