Warning: require_once(../../install/library.check.php): failed to open stream: No such file or directory in C:\www\_singlenet_web\eyoom\install\setup.php on line 11

Fatal error: require_once(): Failed opening required '../../install/library.check.php' (include_path='C:\xampp\php\PEAR') in C:\www\_singlenet_web\eyoom\install\setup.php on line 11