Fatal error: Uncaught Error: Interface "Webklex\PHPIMAP\Decoder\DecoderInterface" not found in D:\programs\xampp\htdocs\backend-test\vendor\webklex\php-imap\src\Decoder\Decoder.php:22 Stack trace: #0 {main} thrown in D:\programs\xampp\htdocs\backend-test\vendor\webklex\php-imap\src\Decoder\Decoder.php on line 22