Warning: Use of undefined constant HTML2PDF_PHPUNIT_VERSION - assumed 'HTML2PDF_PHPUNIT_VERSION' (this will throw an Error in a future version of PHP) in /var/www/html/composer/vendor/spipu/html2pdf/Tests/CrossVersionCompatibility/AbstractTestCase.php on line 5

Fatal error: Uncaught Error: Class 'Spipu\Html2Pdf\Tests\CrossVersionCompatibility\PhpUnit5\AbstractTestCase' not found in /var/www/html/composer/vendor/spipu/html2pdf/Tests/CrossVersionCompatibility/AbstractTestCase.php:10 Stack trace: #0 {main} thrown in /var/www/html/composer/vendor/spipu/html2pdf/Tests/CrossVersionCompatibility/AbstractTestCase.php on line 10