CRAFTBOOK-3440 - Reported by andris155

The Craftbook plugin cause server crash.
CraftBook version 3.10-SNAPSHOT;4515-4c8646a
WorldEdit version 7.0.0;214af8a
WorldGuard version 7.0.0-SNAPSHOT;1914-75bb0ad
https://pastebin.com/xcVANefv

Comment by me4502

Fixed in latest dev build - seems 1.14's chunk changes put this over the edge