Fatal error: Uncaught Error: Class "Shippo_Error" not found in /home/kedanhe1/public_html/vendor/shippo/shippo-php/lib/Shippo/AuthenticationError.php:3 Stack trace: #0 {main} thrown in /home/kedanhe1/public_html/vendor/shippo/shippo-php/lib/Shippo/AuthenticationError.php on line 3