Fatal error: Uncaught Error: Class "App\Data\LegacyHandler\PresetDataHandlers\SubpanelDataQueryHandler" not found in C:\xampp\htdocs\SuiteCRM-8.9.2\core\modules\Activities\Statistics\Subpanels\SubPanelActivitiesNextDate.php:41 Stack trace: #0 {main} thrown in C:\xampp\htdocs\SuiteCRM-8.9.2\core\modules\Activities\Statistics\Subpanels\SubPanelActivitiesNextDate.php on line 41