I’m using BETA-2269 of Sponge and Forge 2254 on Minecraft Version 1.10.2
The Sponge Plugins Active Are
UniverseGuard - UniverseGuard - A WorldGuard Solution for Sponge
worldedit-forge-mc1.10.2-6.1.4-dist - WorldEdit for SpongeAPI
And a custom made Sponge Plugin. That plugin however has no effect to the issue enabled or removed. The plugin only interacts with players joining the server to check to see if their an active subscriber of a Twitch Channel