Standard for Non-Imm-Extensions for years already... together with the "handdrawn map" where you stay, at some offices now replaced by a Google Maps printout (color) with Longitude/Latitude.
Okay... that's unfortunate then. Looks like they are not happy with something from your paperwork then, but normally they would tell the reason... little bit weird... 🙄🤔
"auto generated" means (normally) kicked out by the automatic pre-check... that means that your personal data are somehow wrong... mostly something is different to your passport. You put the wrong "place of issue" again? Just maybe?