Getting an error on composer install

[connecteev]

Getting an error on composer install

OneStepAtATime:topstar51_social kunalpunjabi$ composer install
Fatal error: Uncaught ReflectionException: Class config does not exist in /Users/kunalpunjabi/Code/topstar51_social/vendor/laravel/framework/src/Illuminate/Container/Container.php:767
Stack trace:
#0 /Users/kunalpunjabi/Code/topstar51_social/vendor/laravel/framework/src/Illuminate/Container/Container.php(767): ReflectionClass->__construct('config')
#1 /Users/kunalpunjabi/Code/topstar51_social/vendor/laravel/framework/src/Illuminate/Container/Container.php(646): Illuminate\Container\Container->build('config')
#2 /Users/kunalpunjabi/Code/topstar51_social/vendor/laravel/framework/src/Illuminate/Container/Container.php(601): Illuminate\Container\Container->resolve('config', Array)
#3 /Users/kunalpunjabi/Code/topstar51_social/vendor/laravel/framework/src/Illuminate/Foundation/Application.php(740): Illuminate\Container\Container->make('config', Array)
#4 /Users/kunalpunjabi/Code/topstar51_social/vendor/laravel/framework/src/Illuminate/Container/Container.php(1210): Illuminate\Foundation\Application->make('config')
#5 /Users/kun in /Users/kunalpunjabi/Code/topstar51_social/vendor/laravel/framework/src/Illuminate/Container/Container.php on line 767

[smartcoding51]

Sorry for the late reply.
I was really busy for these days.
Let me check again and let you know soon
Thanks.