Delete from Plex - Now Can't add it back to Plex...?

@rlewandowski23 said:
I deleted a tv series from PLEX, now plex won’t re-add it.

I have tried the plex dance - no dice.

What can I do to get PLEX to see it again!?!

Show name and folder structure. An example…
Scholastic Storybook Treasures
..Season 01
....Scholastic Storybook Treasures - s01e01 - The Wheels On The Bus.mkv
..Season 02
....Scholastic Storybook Treasures - s02e01 - There Was An Old Lady Who Swallowed A Fly.mkv