Fatal error: Uncaught Error: Class "ZipStream\Stream" not found in C:\xampp\htdocs\xlsss\vendor - Copy\maennchen\zipstream-php\src\DeflateStream.php:6 Stack trace: #0 {main} thrown in C:\xampp\htdocs\xlsss\vendor - Copy\maennchen\zipstream-php\src\DeflateStream.php on line 6