Warning: include_once(C:\xampp\htdocs\libraries\joomla\filesystem\file.php): failed to open stream: No such file or directory in C:\xampp\htdocs\libraries\loader.php on line 253

Warning: include_once(): Failed opening 'C:\xampp\htdocs\libraries/joomla\filesystem\file.php' for inclusion (include_path='C:\xampp\php\PEAR') in C:\xampp\htdocs\libraries\loader.php on line 253

Fatal error: Class 'JFile' not found in C:\xampp\htdocs\libraries\cms\html\html.php on line 307