( ! ) Fatal error: Class 'Illuminate\Support\ServiceProvider' not found in /var/www/new/testingLaravel/vendor/laravel/framework/src/Illuminate/Foundation/Providers/OptimizeServiceProvider.php on line 7
Call Stack
#	Time	Memory	Function	Location
1	0.0005	241648	{main}( )	.../OptimizeServiceProvider.php:0