diff --git a/basis/fly_lib.lua b/basis/fly_lib.lua
index 4016c32..6560b7f 100644
--- a/basis/fly_lib.lua
+++ b/basis/fly_lib.lua
@@ -169,7 +169,7 @@ function flylib.to_path(s, max_dist)
 	local tPath
 	local dist = 0
 
-	for _, line in ipairs(strsplit(s)) do
+	for _, line in ipairs(strsplit(s or "")) do
 		line = trim(line)
 		line = string.split(line, "--", true, 1)[1] or ""
 		if line ~= "" then
diff --git a/doc/plans.lua b/doc/plans.lua
index ad24c67..a109736 100644
--- a/doc/plans.lua
+++ b/doc/plans.lua
@@ -341,7 +341,7 @@ techage.ConstructionPlans["ta3_distiller"] = {
 --
 -- Chemical Reactor
 --
-local RBASE = {"techage_concrete.png", "techage:ta4_reactor_stand"}
+local RBASE = {"techage_concrete.png", "techage:ta4_reactor_base"}
 local STAND = {"techage_reactor_stand_side.png", "techage:ta4_reactor_stand"}
 local REACT = {"techage_reactor_plan.png", "techage:ta4_reactor"}
 local FILLR = {"techage_reactor_filler_plan.png", "techage:ta4_reactor_fillerpipe"}