Fatal error: Uncaught Error: Class "Intervention\Gif\Decoders\AbstractDecoder" not found in /opt/lampp/htdocs/msjchat/vendor/intervention/gif/src/Decoders/AbstractPackedBitDecoder.php:9 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/msjchat/vendor/intervention/gif/src/Decoders/AbstractPackedBitDecoder.php on line 9