Fatal error: Uncaught Error: Class 'Spipu\Html2Pdf\Tests\AbstractTest' not found in /home/cooplafobq/newplanning/vendor/spipu/html2pdf/Tests/Image/BackgroundErrorTest.php:21 Stack trace: #0 {main} thrown in /home/cooplafobq/newplanning/vendor/spipu/html2pdf/Tests/Image/BackgroundErrorTest.php on line 21