diff --git a/plugins/mezuro/lib/kalibro/metric_configuration_snapshot.rb b/plugins/mezuro/lib/kalibro/metric_configuration_snapshot.rb
index 406f6c2..99c3628 100644
--- a/plugins/mezuro/lib/kalibro/metric_configuration_snapshot.rb
+++ b/plugins/mezuro/lib/kalibro/metric_configuration_snapshot.rb
@@ -26,7 +26,6 @@ class Kalibro::MetricConfigurationSnapshot < Kalibro::Model
 
   def to_hash
     hash = super
-    puts hash
     hash[:attributes!][:range] = {'xmlns:xsi'=> 'http://www.w3.org/2001/XMLSchema-instance',
                     'xsi:type' => 'kalibro:rangeSnapshotXml'  }
     hash
diff --git a/plugins/mezuro/lib/kalibro/metric_result.rb b/plugins/mezuro/lib/kalibro/metric_result.rb
index 364e6f0..bbaa418 100644
--- a/plugins/mezuro/lib/kalibro/metric_result.rb
+++ b/plugins/mezuro/lib/kalibro/metric_result.rb
@@ -2,8 +2,15 @@ class Kalibro::MetricResult < Kalibro::Model
 
   attr_accessor :id, :configuration, :value, :error
 
-  def value=(value)
-    @value = value.to_f
+  def initialize(attributes={})
+    value = attributes[:value]
+    value == "NaN" ? @value = attributes[:agreggated_value] : @value = value.to_f
+    attributes.each do |field, value|
+      if field!="value" and field!="agreggated_value" and self.class.is_valid?(field)
+        send("#{field}=", value)
+      end
+    end
+    @errors = []
   end
 
   def configuration=(value)
--
libgit2 0.21.2