Fatal error: Uncaught ArgumentCountError: Too few arguments to function WP_Widget::__construct(), 0 passed in /mnt/web121/b0/39/53888739/htdocs/eiserne-hilfe/cms/wp-includes/class-wp-widget-factory.php on line 62 and at least 2 expected in /mnt/web121/b0/39/53888739/htdocs/eiserne-hilfe/cms/wp-includes/class-wp-widget.php:163
Stack trace:
#0 /mnt/web121/b0/39/53888739/htdocs/eiserne-hilfe/cms/wp-includes/class-wp-widget-factory.php(62): WP_Widget->__construct()
#1 /mnt/web121/b0/39/53888739/htdocs/eiserne-hilfe/cms/wp-includes/widgets.php(123): WP_Widget_Factory->register()
#2 /mnt/web121/b0/39/53888739/htdocs/eiserne-hilfe/cms/wp-content/themes/eishi15/rt-framework/classes/loading.php(372): register_widget()
#3 /mnt/web121/b0/39/53888739/htdocs/eiserne-hilfe/cms/wp-content/themes/eishi15/rt-framework/classes/loading.php(251): eishi->load_widgets()
#4 /mnt/web121/b0/39/53888739/htdocs/eiserne-hilfe/cms/wp-content/themes/eishi15/functions.php(32): eishi->start()
#5 /mnt/web121/b0/39/53888739/htdocs/eiserne-hilfe/cms/wp-settings.php(710): include('...')
#6 /mnt/web121/b0/39/53888739/htdocs/eiserne-hilfe/cms/wp-config.php(91): require_once('...')
#7 /mnt/web121/b0/39/53888739/htdocs/eiserne-hilfe/cms/wp-load.php(50): require_once('...')
#8 /mnt/web121/b0/39/53888739/htdocs/eiserne-hilfe/cms/wp-blog-header.php(13): require_once('...')
#9 /mnt/web121/b0/39/53888739/htdocs/eiserne-hilfe/cms/index.php(17): require('...')
#10 {main}
  thrown in /mnt/web121/b0/39/53888739/htdocs/eiserne-hilfe/cms/wp-includes/class-wp-widget.php on line 163