diff --git a/modules/datastore/src/Exception/LocalizeException.php b/modules/datastore/src/Exception/LocalizeException.php
deleted file mode 100644
index e18bf67da1..0000000000
--- a/modules/datastore/src/Exception/LocalizeException.php
+++ /dev/null
@@ -1,25 +0,0 @@
-<?php
-
-namespace Drupal\datastore\Exception;
-
-/**
- * Class LastResortException.
- *
- * @package FileFetcher
- */
-class LocalizeException extends \Exception {
-
-  /**
-   * Constructor.
-   *
-   * @param string $operation
-   *   Localize operation name.
-   * @param string $filename
-   *   Filename for localizing.
-   */
-  public function __construct(string $operation, string $filename) {
-    $message = sprintf("Error %s file: %s.", $operation, $filename);
-    parent::__construct($message, 0);
-  }
-
-}
diff --git a/modules/datastore/src/Plugin/QueueWorker/FileFetcherJob.php b/modules/datastore/src/Plugin/QueueWorker/FileFetcherJob.php
index e2fbafaf9d..7a39fd7548 100644
--- a/modules/datastore/src/Plugin/QueueWorker/FileFetcherJob.php
+++ b/modules/datastore/src/Plugin/QueueWorker/FileFetcherJob.php
@@ -2,7 +2,6 @@
 
 namespace Drupal\datastore\Plugin\QueueWorker;
 
-use Drupal\datastore\Exception\LocalizeException;
 use Procrastinator\Job\AbstractPersistentJob;
 use Procrastinator\Result;
 
@@ -85,8 +84,6 @@ private function getTemporaryFilePath(array $state): string {
    *
    * @return array
    *   Array with two elements: state and result.
-   *
-   * @throws \Drupal\datastore\Exception\LocalizeException
    */
   public function copy(array $state, Result $result): array {
     $bytesToRead = 10 * 1000 * 1000;
@@ -120,8 +117,6 @@ public function copy(array $state, Result $result): array {
    *
    * @return int
    *   Bytes written.
-   *
-   * @throws \Drupal\datastore\Exception\LocalizeException
    */
   private function readAndWrite($fin, $fout, int $bytesToRead): int {
     $bytesRead = fread($fin, $bytesToRead);
@@ -141,7 +136,7 @@ private function readAndWrite($fin, $fout, int $bytesToRead): int {
   private function ensureExistsForReading(string $from) {
     $fin = @fopen($from, "rb");
     if ($fin === FALSE) {
-      throw new LocalizeException("opening", $from);
+      throw new \Exception("Error opening file {$from}.");
     }
     return $fin;
   }