Fatal error: Uncaught Error: Interface "CBOR\Stream" not found in C:\xampp\htdocs\bilipoa\vendor\spomky-labs\cbor-php\src\StringStream.php:12 Stack trace: #0 {main} thrown in C:\xampp\htdocs\bilipoa\vendor\spomky-labs\cbor-php\src\StringStream.php on line 12