Warning: require_once(E:\xampp\htdocs\www\key1\vendor\symfony\var-dumper/Resources/functions/dump.php): failed to open stream: No such file or directory in E:\xampp\htdocs\www\key1\vendor\symfony\var-dumper\VarDumper.php on line 19

Fatal error: require_once(): Failed opening required 'E:\xampp\htdocs\www\key1\vendor\symfony\var-dumper/Resources/functions/dump.php' (include_path='.;C:\php\pear') in E:\xampp\htdocs\www\key1\vendor\symfony\var-dumper\VarDumper.php on line 19