diff --git a/Controller/ApiController.php b/Controller/ApiController.php
index ae5246d..18e45b1 100755
--- a/Controller/ApiController.php
+++ b/Controller/ApiController.php
@@ -1092,7 +1092,7 @@ final class ApiController extends Controller
                 $data['guard'] = __DIR__ . '/../Files';
             }
         } else {
-            if (!isset($data, $data['guard'])) {
+            if (empty($data) || !isset($data['guard'])) {
                 $this->fillJsonResponse($request, $response, NotificationLevel::HIDDEN, '', '', []);
                 $response->header->status = RequestStatusCode::R_403;
             }
diff --git a/Theme/Backend/Components/Media/pdf_raw.tpl.php b/Theme/Backend/Components/Media/pdf_raw.tpl.php
index e8565e9..a0f22fb 100755
--- a/Theme/Backend/Components/Media/pdf_raw.tpl.php
+++ b/Theme/Backend/Components/Media/pdf_raw.tpl.php
@@ -16,4 +16,15 @@ use \phpOMS\Uri\UriFactory;
 
 ?>
 <style>html, body, iframe { margin: 0; padding: 0; border: 0; }</style>
-<iframe class="col-simple" id="iMediaFrame" width="100%" height="100%" src="<?= UriFactory::build('/Resources/mozilla/Pdf/web/viewer.html?file=' . \urlencode(UriFactory::build('{/api}media/export?id=' . $this->media->id))); ?>" allowfullscreen></iframe>
\ No newline at end of file
+<iframe
+    class="col-simple"
+    id="iMediaFrame"
+    width="100%"
+    height="100%"
+    src="<?= UriFactory::build(
+        '/Resources/mozilla/Pdf/web/viewer.html?file='
+        . ($this->media->id === 0
+            ? \urlencode(UriFactory::build('{/api}media/export?path=' . $this->media->getPath()))
+            : \urlencode(UriFactory::build('{/api}media/export?id=' . $this->media->id)
+        )));
+    ?>" allowfullscreen></iframe>
\ No newline at end of file
diff --git a/tests/Bootstrap.php b/tests/Bootstrap.php
index b5d36a8..4d624b6 100755
--- a/tests/Bootstrap.php
+++ b/tests/Bootstrap.php
@@ -302,7 +302,7 @@ if (\defined('RESET') && RESET === '1') {
             $db->exec('DROP DATABASE IF EXISTS ' . $CONFIG['db']['core']['masters']['admin']['database']);
             $db->exec('CREATE DATABASE IF NOT EXISTS ' . $CONFIG['db']['core']['masters']['admin']['database']);
             $db = null;
-        } catch (\Throwable $t) {
+        } catch (\Throwable $_) {
             echo "\nCouldn't connect to MYSQL DB\n";
         }
     }
@@ -317,7 +317,7 @@ if (\defined('RESET') && RESET === '1') {
             $db->exec('DROP DATABASE IF EXISTS ' . $CONFIG['db']['core']['postgresql']['admin']['database']);
             $db->exec('CREATE DATABASE ' . $CONFIG['db']['core']['postgresql']['admin']['database']);
             $db = null;
-        } catch (\Throwable $t) {
+        } catch (\Throwable $_) {
             echo "\nCouldn't connect to POSTGRESQL DB\n";
         }
     }
@@ -332,7 +332,7 @@ if (\defined('RESET') && RESET === '1') {
             $db->exec('DROP DATABASE IF EXISTS ' . $CONFIG['db']['core']['mssql']['admin']['database']);
             $db->exec('CREATE DATABASE ' . $CONFIG['db']['core']['mssql']['admin']['database']);
             $db = null;
-        } catch (\Throwable $t) {
+        } catch (\Throwable $_) {
             echo "\nCouldn't connect to MSSQL DB\n";
         }
     }