#434

backend/app/services/counts_population.rb

@@ -63,6 +63,8 @@ class CountsPopulation
   end
 
   def axis_condition(scope, entry)
+    raise CountsAxes::PrivateCondition if entry['value'] == CountsAxes::MASKED_VALUE
+
     key = entry.fetch('field')
     raise ArgumentError unless definition.axes(history).include?(key)
     if entry.key?('grain')