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Fatal error: Uncaught Error: Failed opening required '../vendor/autoload.php' (include_path='.:/opt/cpanel/ea-php81/root/usr/share/pear') in /home/yukonw3creatives/public_html/13/vendor/mkalkbrenner/php-htmldiff-advanced/demo/index.php:3 Stack trace: #0 {main} thrown in /home/yukonw3creatives/public_html/13/vendor/mkalkbrenner/php-htmldiff-advanced/demo/index.php on line 3