'Originally Available' field no longer saving/displaying correctly

That’s normal in the Library view.

I’m confident it’s a known issue - it was introduced in 1.26.0.5715, partially fixed in 1.26.1.5762, and more-fixed in 1.26.1.5772.

Plex Media Server - #501 by Ridley

My fingers are crossed that a future Plex update will correctly update the year, and waiting is probably the safest option.

But if it’s causing problems, here’s what I did to fix the year values on one of my servers: