Fatal error: Class 'Illuminate\Database\Query\Grammars\Grammar' not found in /var/www/html/dev/spa/vendor/laravel/framework/src/Illuminate/Database/Query/Grammars/PostgresGrammar.php on line 5

Call Stack:
    0.0007     254024   1. {main}() /var/www/html/dev/spa/vendor/laravel/framework/src/Illuminate/Database/Query/Grammars/PostgresGrammar.php:0