I suppose I've found the solution. I couldn't find much information, but it seems that the recoil spring is tough when new out of the box. You've got to run 200-300 rounds of extra high velocity rounds through it to break it in, and give it a good cleaning.
The more powerful ammo seemed to...
Before I contact Beretta, I wonder whether you have opinions or suggestions that might help me to better describe the issue. I've got a new Beretta .22 LR Bobcat.
The problem: Using Remington ammo, there were lot of FTFs where the cartridge would be nose-down in the mag and refuse to feed...