Fatal error: Class 'Illuminate\Support\NamespacedItemResolver' not found in /var/www/html/dev/spa/vendor/laravel/framework/src/Illuminate/Translation/Translator.php on line 8

Call Stack:
    0.0009     273240   1. {main}() /var/www/html/dev/spa/vendor/laravel/framework/src/Illuminate/Translation/Translator.php:0