Error message

• Notice: Undefined variable: app_root in include_once() (line 675 of /mnt/web203/d0/77/52170877/htdocs/Drupal/sites/default/settings.php).
• Notice: Undefined variable: site_path in include_once() (line 675 of /mnt/web203/d0/77/52170877/htdocs/Drupal/sites/default/settings.php).
• Deprecated function: implode(): Passing glue string after array is deprecated. Swap the parameters in drupal_get_feeds() (line 394 of /mnt/web203/d0/77/52170877/htdocs/Drupal/includes/common.inc).
• Deprecated function: The each() function is deprecated. This message will be suppressed on further calls in menu_set_active_trail() (line 2396 of /mnt/web203/d0/77/52170877/htdocs/Drupal/includes/menu.inc).