ta4_doser: Fix a bug that caused a server crash

2020-11-07 19:53:21 +01:00 · 2020-11-07 19:53:21 +01:00 · 5c14b3bfbe
commit 5c14b3bfbe
parent b9454b2173
1 changed files with 3 additions and 1 deletions
--- a/chemistry/ta4_doser.lua
+++ b/chemistry/ta4_doser.lua
@ -157,10 +157,12 @@ local function untake(recipe, pos, liquids)
 	for _,item in pairs(recipe.input) do
 		if item.name ~= "" then
 			local outdir = liquids[item.name] or reload_liquids(pos)[item.name]
+			if outdir then
 				liquid.untake(pos, outdir, item.name, item.num)
 			end
 		end
 	end
+end	

 local function dosing(pos, nvm, elapsed)
 	-- trigger reactor (power)