Fatal error: Uncaught Error: Class "Dissect\Lexer\SimpleLexer" not found in /var/www/html/vendor/goaop/dissect/tests/Parser/LALR1/ArithLexer.php:9 Stack trace: #0 {main} thrown in /var/www/html/vendor/goaop/dissect/tests/Parser/LALR1/ArithLexer.php on line 9