Avoid error when distance or time cost is ignored. Refs #6203

1 files changed, 5 insertions, 1 deletions

diff --git a/lib/route_way_cost_unit_converter.rb b/lib/route_way_cost_unit_converter.rb
index 979e92b0c..45edbf538 100644
--- a/lib/route_way_cost_unit_converter.rb
+++ b/lib/route_way_cost_unit_converter.rb
@@ -12,10 +12,14 @@ class RouteWayCostUnitConverter
 
   # Round to 2 decimal places to appease JavaScript validation
   def self.meters_to_kilometers(num)
-    (num / 1000.0).round(2)
+    return 0 unless num
+
+    (num / 1000.0).to_i
   end
 
   def self.seconds_to_minutes(num)
+    return 0 unless num
+
     num / 60
   end
 end