WordPress 3.8: unable to locate wordpress content directory (wp-content)
Try this one:)
//* FTP Settings **//** wp-content path */define('FS_METHOD', 'ftpext');define('FTP_BASE', '/');define('FTP_CONTENT_DIR', '/wp-content/');define('FTP_PLUGIN_DIR', '/wp-content/plugins/');define('FTP_USER', 'testdomain4.com');define('FTP_PASS', 'XXXXXXXXXXXX');define('FTP_HOST', 'ftp.enterpriseit.us');define('FTP_SSL', false);