diff --git a/src/applications/base/controller/PhabricatorController.php b/src/applications/base/controller/PhabricatorController.php
--- a/src/applications/base/controller/PhabricatorController.php
+++ b/src/applications/base/controller/PhabricatorController.php
@@ -102,7 +102,7 @@
       $translation = newv($translation, array());
       PhutilTranslator::getInstance()
         ->setLanguage($translation->getLanguage())
-        ->addTranslations($translation->getTranslations());
+        ->addTranslations($translation->getCleanTranslation());
     }
 
     $preferences = $user->loadPreferences();
diff --git a/src/infrastructure/env/PhabricatorEnv.php b/src/infrastructure/env/PhabricatorEnv.php
--- a/src/infrastructure/env/PhabricatorEnv.php
+++ b/src/infrastructure/env/PhabricatorEnv.php
@@ -117,7 +117,7 @@
     $translation = PhabricatorEnv::newObjectFromConfig('translation.provider');
     PhutilTranslator::getInstance()
       ->setLanguage($translation->getLanguage())
-      ->addTranslations($translation->getTranslations());
+      ->addTranslations($translation->getCleanTranslation());
   }
 
   private static function buildConfigurationSourceStack() {
diff --git a/src/infrastructure/internationalization/translation/PhabricatorTranslation.php b/src/infrastructure/internationalization/translation/PhabricatorTranslation.php
--- a/src/infrastructure/internationalization/translation/PhabricatorTranslation.php
+++ b/src/infrastructure/internationalization/translation/PhabricatorTranslation.php
@@ -6,4 +6,30 @@
   abstract public function getName();
   abstract public function getTranslations();
 
+  /**
+   * Return the cleand translation array
+   *
+   * @return array
+   */
+  public function getCleanTranslation() {
+    return $this->clean($this->getTranslations());
+  }
+
+  /**
+   * Removes NULL values translation key from the translation to prevent
+   * echoing out empty strings.
+   *
+   * @param array $translationArray the translation array to be cleaned
+   * @return mixed
+   */
+  protected function clean($translationArray) {
+    foreach($translationArray as $key => $translationString) {
+      if($translationString === NULL) {
+          unset($translationArray[$key]);
+        }
+      }
+
+      return $translationArray;
+  }
+
 }