diff --git a/mesecons_autowire/circuit.lua b/mesecons_autowire/circuit.lua
index 74d3c6d..44ffe55 100644
--- a/mesecons_autowire/circuit.lua
+++ b/mesecons_autowire/circuit.lua
@@ -116,6 +116,7 @@ local function store_nodes(p1,p2,direction)
 end
 
 local function radians_to_direction_looking_forward(rad)
+        if rad == nil then return {x=1,z=0} end
         local pi = math.pi
         if (rad>=0) and (rad<=pi/4) or (rad<=2*pi) and (rad>=(3/2+1/4)*pi) then
                 return {x=0, z =1 }
@@ -457,9 +458,10 @@ local function on_place_circuit(itemstack, user, pointed_thing)
                 
         end
         
+        if( mesecons_automove.rad == nil ) then return end
         local data = itemstack:get_meta():to_table()
         local nodes = minetest.deserialize(data.fields.nodes)
-        local rad = tonumber( data.fields.rad )
+        local rad = tonumber( data.fields.rad )        
         paste_nodes(nodes,radians_to_direction_looking_forward(rad), radians_to_direction_looking_forward(mesecons_automove.rad))        
 end