stopTiming called async for world - chunkLoad - Entities

[cuddylier]

Hi

This error has randomly started spamming my server's log: http://pastebin.com/raw/uMQd3UKD

[minecrafter]

Badly-behaving plugin. Replace it.

[Techcable]

That bad plugin is loading chunks or accessing blocks async.
Blocks can only be accessed on the main thread,