Raven, the old Sentry class to send an exception to Sentry, can't be found:
Fatal error: Uncaught Error: Class 'Raven' not found in /var/wwwroot/default/app/Exceptions/Handler.php:62 Stack trace: #0 /var/wwwroot/default/app/Exceptions/Handler.php(48): Nasqueron\Notifications\Exceptions\Handler->shouldReportToSentry() #1 /var/wwwroot/default/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(301): Nasqueron\Notifications\Exceptions\Handler->report(Object(Symfony\Component\Debug\Exception\FatalThrowableError)) #2 /var/wwwroot/default/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(123): Illuminate\Foundation\Http\Kernel->reportException(Object(Symfony\Component\Debug\Exception\FatalThrowableError)) #3 /var/wwwroot/default/public/index.php(51): Illuminate\Foundation\Http\Kernel->handle(NULL) #4 {main} thrown in /var/wwwroot/default/app/Exceptions/Handler.php on line 62
Probably migrated to a new name.