[MEDIA][EXCEPTIONS] Fix errors and deprecations

components/Media/Controller/Avatar.php

@@ -49,7 +49,7 @@ class Avatar extends Controller
             }
 
             $res = $result[0];
-            return Media::sendFile(EAvatar::getFilePath($res['file_hash']), $res['mimetype'], $res['title']);
+            return Media::sendFile(EAvatar::getFilePathStatic($res['file_hash']), $res['mimetype'], $res['title']);
         default:
             throw new Exception('Not implemented');
         }

components/Media/Media.php

@@ -23,6 +23,7 @@ use App\Core\Log;
 use App\Core\Module;
 use App\Entity\File;
 use App\Util\Common;
+use App\Util\Exception\ClientException;
 use App\Util\Nickname;
 use Symfony\Component\HttpFoundation\BinaryFileResponse;
 use Symfony\Component\HttpFoundation\File\Exception\FileException;