Fatal error: Uncaught Error: Class 'Twilio\InstanceResource' not found in /home/appoint/public_html/booking/vendor/twilio/sdk/src/Twilio/Rest/Insights/V1/ConferenceInstance.php:44 Stack trace: #0 {main} thrown in /home/appoint/public_html/booking/vendor/twilio/sdk/src/Twilio/Rest/Insights/V1/ConferenceInstance.php on line 44