diff --git a/src/DataProvider/FileDataDataProvider.php b/src/DataProvider/FileDataDataProvider.php
index fb8d9652c63b1b9f4d9680f6faf0b57041f6edc8..42edc89749528f721086a6bc81ecb7b751ae53f0 100644
--- a/src/DataProvider/FileDataDataProvider.php
+++ b/src/DataProvider/FileDataDataProvider.php
@@ -79,6 +79,7 @@ class FileDataDataProvider extends AbstractDataProvider
 
         $fileData = $this->blobService->setBucket($fileData);
         if ($this->requestStack->getCurrentRequest()->getMethod() !== 'DELETE') {
+            // create shareLink
             $fileData = $this->blobService->getLink($fileData);
             $this->blobService->saveFileData($fileData);
         }
@@ -118,12 +119,13 @@ class FileDataDataProvider extends AbstractDataProvider
 
         $fileDatas = $this->blobService->getFileDataByBucketIDAndPrefixWithPagination($bucketId, $prefix, $currentPageNumber, $maxNumItemsPerPage);
 
-        //create sharelinks
-        foreach ($fileDatas as $fileData) {
+        assertNotNull($this->blobService, 'blob service not initialized');
+        // create sharelinks
+        foreach ($fileDatas as &$fileData) {
             assert($fileData instanceof FileData);
             $fileData->setBucket($bucket);
             $fileData = $this->blobService->getLink($fileData);
-//            $this->blobService->saveFileData($fileData);
+            $this->blobService->saveFileData($fileData);
         }
 
         return $fileDatas;
diff --git a/tests/CurlGetTest.php b/tests/CurlGetTest.php
index d4b787cb05d3123d8a7d872056cd19292bd89792..60610758b3160ad4eb986c86350cbc7b76474029 100644
--- a/tests/CurlGetTest.php
+++ b/tests/CurlGetTest.php
@@ -52,6 +52,9 @@ class DummyFileSystemService implements DatasystemProviderServiceInterface
             return null;
         }
 
+        $fileData->setContentUrl("https://localhost.lan/link/$identifier");
+        self::$fd[$identifier] = $fileData;
+
         return self::$fd[$identifier];
     }
 
@@ -117,7 +120,7 @@ class CurlGetTest extends ApiTestCase
     }
 
     /**
-     * Integration test for get all for a prefix with empty result
+     * Integration test for get all for a prefix with empty result.
      */
     public function testGet(): void
     {
@@ -574,7 +577,7 @@ class CurlGetTest extends ApiTestCase
     }
 
     /**
-     * Integration test: get all with expired token creation time
+     * Integration test: get all with expired token creation time.
      */
     public function testGetExpired(): void
     {
@@ -582,6 +585,11 @@ class CurlGetTest extends ApiTestCase
             $client = static::createClient();
             $configService = $client->getContainer()->get(ConfigurationService::class);
 
+            // =======================================================
+            // GET a file with expired token
+            // =======================================================
+            echo "GET a file with expired token\n";
+
             $bucket = $configService->getBuckets()[0];
             $secret = $bucket->getPublicKey();
             $bucketId = $bucket->getIdentifier();
@@ -620,7 +628,7 @@ class CurlGetTest extends ApiTestCase
 
 
     /**
-     * Integration test: get and delete blob with unknown id
+     * Integration test: get and delete blob with unknown id.
      */
     public function testGetDeleteByUnknownId(): void
     {
@@ -661,7 +669,7 @@ class CurlGetTest extends ApiTestCase
             $client->getKernelBrowser()->followRedirects();
 
             /** @var Response $response */
-            $response = $client->request('GET', "$url/{$uuid}", $options);
+            $response = $client->request('GET', $url, $options);
 
             $this->assertEquals(404, $response->getStatusCode());