Error giving self value (ha ha)

release-870 (x64)[M]
…rver/town/orchestrators/craft_items_orchestrator.lua:102: attempt to index upvalue ‘self’ (a thread value)
stack traceback:
[C]: ?
…rver/town/orchestrators/craft_items_orchestrator.lua:102: in function <…rver/town/orchestrators/craft_items_orchestrator.lua:101>
[C]: ?
[C]: in function ‘update’
radiant/modules/events.lua:59: in function ‘_update’
radiant/server.lua:66: in function <radiant/server.lua:63>

Didn’t do anything except turn off jobs. Been getting this a lot. Also been crashing lately.