Fatal error: Uncaught Error: Class "HTMLPurifier_Definition" not found in /home/telefonai/public_html/test.telefonai.eu/vendor/ezyang/htmlpurifier/library/HTMLPurifier/HTMLDefinition.php:26 Stack trace: #0 {main} thrown in /home/telefonai/public_html/test.telefonai.eu/vendor/ezyang/htmlpurifier/library/HTMLPurifier/HTMLDefinition.php on line 26