Fatal error: Uncaught Error: Class "Illuminate\Support\Facades\Broadcast" not found in D:\Apache24\www\slaudi.nxytec.cn\pesticide-back-end\routes\channels.php:16 Stack trace: #0 {main} thrown in D:\Apache24\www\slaudi.nxytec.cn\pesticide-back-end\routes\channels.php on line 16