Merge pull request 'Fix hopper cart crash' (#3821) from fix_cart_hopper_crash into master

Reviewed-on: https://git.minetest.land/MineClone2/MineClone2/pulls/3821

mods/ENTITIES/mcl_minecarts/init.lua

@@ -85,24 +85,14 @@ local function hopper_take_item(self, dtime)
 		for k, v in pairs(objs) do
 			local ent = v:get_luaentity()
 
-			if ent._removed or not ent.itemstring or ent.itemstring == "" then
-				--minetest.log("Ignore this item")
-				break
-			end
-
-			-- Don't forget actual hoppers
-
+			if ent and not ent._removed and ent.itemstring and ent.itemstring ~= "" then
 				local taken_items = false
 
 				mcl_log("ent.name: " .. tostring(ent.name))
 				mcl_log("ent pos: " .. tostring(ent.object:get_pos()))
 
 				local inv = mcl_entity_invs.load_inv(self, 5)
-
-			if not inv then
-				mcl_log("No inv")
-				return false
-			end
+				if not inv then return false end
 
 				local current_itemstack = ItemStack(ent.itemstring)
 
@@ -181,6 +171,8 @@ local function hopper_take_item(self, dtime)
 				else
 					mcl_log("No need to save")
 				end
+
+			end
 		end
 	end