Fatal error: Uncaught Error: Class "Illuminate\Support\ServiceProvider" not found in /home/demodh/leads.demo.diana.com.bd/app/Providers/SmtpSettingsProvider.php:10 Stack trace: #0 {main} thrown in /home/demodh/leads.demo.diana.com.bd/app/Providers/SmtpSettingsProvider.php on line 10