Fatal error: Uncaught Error: Class "HTMLPurifier_AttrDef_Enum" not found in /home/demohost/hospital.demohost.in/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/HTML/FrameTarget.php:6 Stack trace: #0 {main} thrown in /home/demohost/hospital.demohost.in/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/HTML/FrameTarget.php on line 6