Fatal error: Uncaught ArgumentCountError: Too few arguments to function Navigation::tree_to_html(), 3 passed in /opt2/dropnet/httpd/dropnetapps-dev/foto/php/dropfoto.class.php on line 1668 and exactly 4 expected in /opt2/dropnet/httpd/dropnetapps-dev/foto/php/navigation.class.php:59 Stack trace: #0 /opt2/dropnet/httpd/dropnetapps-dev/foto/php/dropfoto.class.php(1668): Navigation->tree_to_html(Array, Object(Parameter), '55') #1 /opt2/dropnet/httpd/dropnetapps-dev/foto/templates/dropnet/index.php(39): Dropfoto->categories() #2 /opt2/dropnet/httpd/dropnetapps-dev/foto/index.php(27): include('/opt2/dropnet/h...') #3 {main} thrown in /opt2/dropnet/httpd/dropnetapps-dev/foto/php/navigation.class.php on line 59