Fatal error: Uncaught Error: Interface 'JsonSerializable' not found in /home/cosmetocity.com/vendor/laravel/framework/src/Illuminate/Support/Enumerable.php:11 Stack trace: #0 /home/cosmetocity.com/vendor/composer/ClassLoader.php(578): include() #1 /home/cosmetocity.com/vendor/composer/ClassLoader.php(432): Composer\Autoload\ClassLoader::Composer\Autoload\{closure}('/home/cosmetoci...') #2 [internal function]: Composer\Autoload\ClassLoader->loadClass('Illuminate\\Supp...') #3 /home/cosmetocity.com/vendor/laravel/framework/src/Illuminate/Support/Collection.php(11): spl_autoload_call('Illuminate\\Supp...') #4 /home/cosmetocity.com/vendor/composer/ClassLoader.php(578): include('/home/cosmetoci...') #5 /home/cosmetocity.com/vendor/composer/ClassLoader.php(432): Composer\Autoload\ClassLoader::Composer\Autoload\{closure}('/home/cosmetoci...') #6 [internal function]: Composer\Autoload\ClassLoader->loadClass('Illuminate\\Supp...') #7 [internal function]: spl_autoload_call('Illuminate\\Supp...') #8 /home/cosmetocity.com/vendor/tigh in /home/cosmetocity.com/vendor/laravel/framework/src/Illuminate/Support/Enumerable.php on line 11