diff --git a/src/RequireOnce.php b/src/RequireOnce.php
index 9d8d5ba..432539f 100644
--- a/src/RequireOnce.php
+++ b/src/RequireOnce.php
@@ -3,6 +3,7 @@
 namespace Drupal\ludwig;
 
 use GuzzleHttp\Exception\RequestException;
+use Drupal\Core\StringTranslation\StringTranslationTrait;
 
 /**
  * Provides service for ludwig require_once calls.
@@ -14,6 +15,8 @@ use GuzzleHttp\Exception\RequestException;
  */
 class RequireOnce {
 
+  use StringTranslationTrait;
+
   /**
    * The helper function for Ludwig integration.
    *
@@ -44,7 +47,9 @@ class RequireOnce {
       require_once $require;
     }
     else {
-      throw new \Exception(sprintf('File not found: %s.', $require));
+      \Drupal::logger('ludwig')->error($this->t('File not found: @require.', [
+        '@require' => $require,
+      ]));
     }
   }