diff --git a/src/EventSubscriber/SaveStatisticsListener.php b/src/EventSubscriber/SaveStatisticsListener.php
index 4c2d40a..b8a651a 100644
--- a/src/EventSubscriber/SaveStatisticsListener.php
+++ b/src/EventSubscriber/SaveStatisticsListener.php
@@ -74,8 +74,13 @@ public function saveStatistics(ConsoleTerminateEvent $event)
 
         $configGlobalAsArray = $this->configurationManager->getConfigGlobalAsArray();
 
-        //Validate if the config is enable.
-        if (is_null($configGlobalAsArray) || !$configGlobalAsArray['application']['statistics']['enabled']) {
+        //Validate if the config is defined.
+        if (is_null($configGlobalAsArray) || !isset($configGlobalAsArray['application']['statistics'])) {
+            return;
+        }
+
+        //Validate if the statistics is enabled.
+        if (!isset($configGlobalAsArray['application']['statistics']['enabled']) || !$configGlobalAsArray['application']['statistics']['enabled']) {
             return;
         }
 
diff --git a/src/EventSubscriber/SendStatisticsListener.php b/src/EventSubscriber/SendStatisticsListener.php
index f83129b..ed66f1e 100644
--- a/src/EventSubscriber/SendStatisticsListener.php
+++ b/src/EventSubscriber/SendStatisticsListener.php
@@ -67,8 +67,13 @@ public function calculateStatistics(ConsoleTerminateEvent $event)
         $date = date('Y-m-d');
         $configGlobalAsArray = $this->configurationManager->getConfigGlobalAsArray();
 
-        //Validate if the config is enable.
-        if (is_null($configGlobalAsArray) || !$configGlobalAsArray['application']['statistics']['enabled']) {
+        //Validate if the config is defined.
+        if (is_null($configGlobalAsArray) || !isset($configGlobalAsArray['application']['statistics'])) {
+            return;
+        }
+
+        //Validate if the statistics is enabled.
+        if (!isset($configGlobalAsArray['application']['statistics']['enabled']) || !$configGlobalAsArray['application']['statistics']['enabled']) {
             return;
         }