diff --git a/core/lib/Drupal/Core/Config/FileStorage.php b/core/lib/Drupal/Core/Config/FileStorage.php
index 52c9aa5..0a60fca 100644
--- a/core/lib/Drupal/Core/Config/FileStorage.php
+++ b/core/lib/Drupal/Core/Config/FileStorage.php
@@ -8,6 +8,7 @@
 namespace Drupal\Core\Config;
 
 use Symfony\Component\Yaml\Dumper;
+use Symfony\Component\Yaml\Exception\ParseException;
 use Symfony\Component\Yaml\Parser;
 
 /**
@@ -83,9 +84,13 @@ public function read($name) {
       return FALSE;
     }
     $data = file_get_contents($this->getFilePath($name));
-    // @todo Yaml throws a ParseException on invalid data. Is it expected to be
-    //   caught or not?
-    $data = $this->decode($data);
+    try {
+      $data = $this->decode($data);
+    }
+    catch (ParseException $e) {
+      drupal_set_message($e->getMessage() . ' in file ' . $name);
+    }
+
     return $data;
   }