Location of griefed building(Coords, which server): Around -2116 104 -825, DMU Public
When it happened (Time and Date): I discovered it on 6:30pm (UTC +8) 3:30am PST
Description of the problem: I bought a beautiful tower from Curious and built an office with some bookshelves. And 1 day after I built it, I found that 1 of my 2 bookshelves are gone.
Witnesses (if any): None
Image(screenshot) before and after griefing:
Before: (I replaced the block)