diff --git a/core/modules/system/system.module b/core/modules/system/system.module
index 8a762ee..b94fda6 100644
--- a/core/modules/system/system.module
+++ b/core/modules/system/system.module
@@ -1056,6 +1056,11 @@ function system_menu() {
     );
   }
 
+  // SystemBundle is not available in the installer.
+  // @see http://drupal.org/node/1798732
+  if (!drupal_container()->has('plugin.manager.system.plugin_ui')) {
+    return $items;
+  }
   foreach (drupal_container()->get('plugin.manager.system.plugin_ui')->getDefinitions() as $plugin_id => $plugin) {
     if ($plugin['menu'] === TRUE) {
       $items[$plugin['path'] . '/' . $plugin_id . '/' . $plugin['suffix']] = array(