Fatal error: Class 'PHPParser_NodeAbstract' not found in /var/www/html/dev/spa/vendor/nikic/php-parser/lib/PHPParser/Node/Const.php on line 8

Call Stack:
    0.0004     234280   1. {main}() /var/www/html/dev/spa/vendor/nikic/php-parser/lib/PHPParser/Node/Const.php:0