<a href="[[~[[++site_config.someresourcename]]]]">Appointments</a>
Are you running all this under a single DB or separate for each site?
define('MODX_CORE_PATH', dirname(dirname(dirname(__FILE__))) . '/core/');
$modx->initialize('web');
$modx->initialize('site2');
$FOLDERS = explode('/',$_SERVER["SCRIPT_FILENAME"]);
$modx_manager_path= '/var/www/sites/'.$FOLDERS[5].'/manager/'; $modx_base_path= '/var/www/sites/'.$FOLDERS[5].'/'; $modx_assets_path= '/var/www/sites/'.$FOLDERS[5].'/assets/';
// change this line: $min_symlinks = array(); // to this: $min_symlinks = array( '//connectors'=>'/path/to/www/connectors', '//manager'=>'/path/to/www/manager', '//assets/components'=>'/path/to/www/assets/components', '//assets/common'=>'/path/to/www/assets/common' );