The best way is to @TheDude on our matrix channel. This action triggers notifications across all my devices, creating a barrage of alerts that almost always grab my attention, a.k.a a ddos to my sensory system.
@[email protected] explained it well. It was related to a small bug on the pictrs service that I've already reported which they quickly fixed in a newer version. I will tackle this upgrade at the same time as I get this instance up to v19