Fatal error: Class 'PHPParser_PrettyPrinterAbstract' not found in /var/www/html/dev/spa/vendor/nikic/php-parser/lib/PHPParser/PrettyPrinter/Default.php on line 4

Call Stack:
    0.0022     504928   1. {main}() /var/www/html/dev/spa/vendor/nikic/php-parser/lib/PHPParser/PrettyPrinter/Default.php:0