diff --git a/plugins/mezuro/controllers/mezuro_plugin_profile_controller.rb b/plugins/mezuro/controllers/mezuro_plugin_profile_controller.rb
index feb2ae7..37825b7 100644
--- a/plugins/mezuro/controllers/mezuro_plugin_profile_controller.rb
+++ b/plugins/mezuro/controllers/mezuro_plugin_profile_controller.rb
@@ -87,7 +87,7 @@ class MezuroPluginProfileController < ProfileController
     metric_configuration_client = Kalibro::Client::MetricConfigurationClient.new
     metric_configuration = metric_configuration_client.metric_configuration(configuration_name, metric_name)
     metric_configuration.add_range(@range)
-    #metric_configuration_client.save(metric_configuration, configuration_name)
+    metric_configuration_client.save(metric_configuration, configuration_name)
   end
 
   def remove_metric_configuration
diff --git a/plugins/mezuro/lib/kalibro/entities/configuration.rb b/plugins/mezuro/lib/kalibro/entities/configuration.rb
index 3ed1a48..c2c7b40 100644
--- a/plugins/mezuro/lib/kalibro/entities/configuration.rb
+++ b/plugins/mezuro/lib/kalibro/entities/configuration.rb
@@ -7,7 +7,11 @@ class Kalibro::Entities::Configuration < Kalibro::Entities::Entity
   end
 
   def metric_configurations
-    @metric_configuration
+    if @metric_configuration != nil
+      @metric_configuration
+    else
+      []
+    end
   end
 
   def metric_configurations=(metric_configurations)
diff --git a/plugins/mezuro/views/content_viewer/show_configuration.rhtml b/plugins/mezuro/views/content_viewer/show_configuration.rhtml
index 1fef4a2..521b0d5 100644
--- a/plugins/mezuro/views/content_viewer/show_configuration.rhtml
+++ b/plugins/mezuro/views/content_viewer/show_configuration.rhtml
@@ -23,6 +23,7 @@
       <td><h5>Collector Name</h5></td>
       <td><h5>Metric Code</h5></td>
   </tr>
+	<%= debug @configuration.inspect %>
   <% @configuration.metric_configurations.each do |metric_configuration| %>
     <tr class="metric">
       <td><%= metric_configuration.metric.name %></td>
--
libgit2 0.21.2