Fatal error: Uncaught ArgumentCountError: Too few arguments to function WP_Widget::__construct(), 0 passed in /home1/riversfi/public_html/wp-includes/class-wp-widget-factory.php on line 62 and at least 2 expected in /home1/riversfi/public_html/wp-includes/class-wp-widget.php:163 Stack trace: #0 /home1/riversfi/public_html/wp-includes/class-wp-widget-factory.php(62): WP_Widget->__construct() #1 /home1/riversfi/public_html/wp-includes/widgets.php(115): WP_Widget_Factory->register('al_flickr_widge...') #2 /home1/riversfi/public_html/wp-content/themes/balance/library/functions/widgets.php(91): register_widget('al_flickr_widge...') #3 /home1/riversfi/public_html/wp-content/themes/balance/functions.php(105): require_once('/home1/riversfi...') #4 /home1/riversfi/public_html/wp-settings.php(663): include('/home1/riversfi...') #5 /home1/riversfi/public_html/wp-config.php(90): require_once('/home1/riversfi...') #6 /home1/riversfi/public_html/wp-load.php(50): require_once('/home1/riversfi...') #7 /home1/riversfi/public_html/wp-blog-header.php(13): require_once('/home1/riversfi...') #8 /home1/riversfi/public_html/index.php(17): require('/home1/riversfi...') #9 {main} thrown in /home1/riversfi/public_html/wp-includes/class-wp-widget.php on line 163