Optimizing Schematic Loading to Prevent Server Crashes: If you're still relying on WorldEdit for schematic loading, consider switching to FAWE (Fast Async WorldEdit). This plugin offers faster, less resource-intensive schematic loading, minimizing the risk of server crashes.
Downloading FAWE: Grab the latest FAWE plugin file from https://dev.bukkit.org/projects/fawe
Learning FAWE Usage: Follow this tutorial to master FAWE usage: https://www.youtube.com/watch?v=Fj4DBoWp1ZQ
Using FAWE for Schematic Loading: The process for loading schematics with FAWE remains similar to WorldEdit. Simply select two opposite corners of your build using a wooden axe to create a selection box around it. FAWE will handle the schematic loading efficiently, reducing the strain on your server.