crashes with mineclonia chests

AsyncErr: Lua: Runtime error from mod 'camps' in callback item_OnPlace(): ...p/org.luanti.luanti/.minetest/mods/camps/api/compact.lua:161: attempt to call field 'find_or_create_entity' (a nil value)
stack traceback:
	...p/org.luanti.luanti/.minetest/mods/camps/api/compact.lua:161: in function 'set'
	...pp/org.luanti.luanti/.minetest/mods/camps/nodes/camp.lua:133: in function <...pp/org.luanti.luanti/.minetest/mods/camps/nodes/camp.lua:11>