Fatal error: Uncaught Error: Class "Doctrine\Common\Lexer\AbstractLexer" not found in /home/activeexcavators/public_html/vendor/jms/serializer/src/Type/Lexer.php:13 Stack trace: #0 {main} thrown in /home/activeexcavators/public_html/vendor/jms/serializer/src/Type/Lexer.php on line 13