lib/things/reference/record.rb in things-client-0.2.3 vs lib/things/reference/record.rb in things-client-0.2.4

@@ -75,10 +75,11 @@
           properties.each do |property|
             if value = self.send(property)
               self.reference.send(property).set(value.respond_to?(:reference) ? value.reference : value)
             else
               begin
-                self.reference.send(property).delete
+                # Check if the original value was not empty and remove it if wasn't
+                self.reference.send(property).delete if self.reference.send(property).get != :missing_value
               rescue
               end
             end
           end
         end
\ No newline at end of file