Fatal error: Uncaught Error: Class "QuickBooksOnline\API\Data\IPPIntuitEntity" not found in /home/wilpf/public_html/pms/vendor/quickbooks/v3-php-sdk/src/Data/IPPSyncActivity.php:15 Stack trace: #0 {main} thrown in /home/wilpf/public_html/pms/vendor/quickbooks/v3-php-sdk/src/Data/IPPSyncActivity.php on line 15