Fix.

game/engines/default/engine/Entity.lua

@@ -65,18 +65,6 @@ end
 function _M:init(t, no_default)
 	t = t or {}
 
-	if config.settings.cheat then
-		local ok, err = table.check(e, function(t, where, v, tv)
-				if tv ~= "function" then return true end
-				local n, v = debug.getupvalue(v, 1)
-				if not n then return true end
-				return nil, ("Entity closure checker: %s has upvalue %s"):format(tostring(where), tostring(n))
-			end)
-		if not ok then
-			error("Entity definition has a closure: "..err)
-		end
-	end
-
 	self.uid = next_uid
 	__uids[self.uid] = self
 	next_uid = next_uid + 1
@@ -133,6 +121,18 @@ function _M:init(t, no_default)
 			self:addParticles(Particles.new(pd.name, pd.rad or 1, pd.args))
 		end
 	end
+
+	if config.settings.cheat then
+		local ok, err = table.check(self, function(t, where, v, tv)
+				if tv ~= "function" then return true end
+				local n, v = debug.getupvalue(v, 1)
+				if not n then return true end
+				return nil, ("Entity closure checker: %s has upvalue %s"):format(tostring(where), tostring(n))
+			end)
+		if not ok then
+			error("Entity definition has a closure: "..err)
+		end
+	end
 end
 
 --- If we are cloned we need a new uid