Warning: require_once(vendor/autoload.php): Failed to open stream: No such file or directory in /home/amper418/shopv2.amperio.ch/vendor/padaliyajay/php-autoprefixer/test/test.php on line 2

Fatal error: Uncaught Error: Failed opening required 'vendor/autoload.php' (include_path='.:/opt/alt/php83/usr/share/pear:/opt/alt/php83/usr/share/php:/usr/share/pear:/usr/share/php') in /home/amper418/shopv2.amperio.ch/vendor/padaliyajay/php-autoprefixer/test/test.php:2 Stack trace: #0 {main} thrown in /home/amper418/shopv2.amperio.ch/vendor/padaliyajay/php-autoprefixer/test/test.php on line 2