Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, non-static method ColumnPost_Widget::register_widget() cannot be called statically in /home/leba/domains/leba.eu/public_html/festiwalpomuchla/wp-includes/class-wp-hook.php:288 Stack trace: #0 /home/leba/domains/leba.eu/public_html/festiwalpomuchla/wp-includes/class-wp-hook.php(312): WP_Hook->apply_filters() #1 /home/leba/domains/leba.eu/public_html/festiwalpomuchla/wp-includes/plugin.php(478): WP_Hook->do_action() #2 /home/leba/domains/leba.eu/public_html/festiwalpomuchla/wp-includes/widgets.php(1765): do_action() #3 /home/leba/domains/leba.eu/public_html/festiwalpomuchla/wp-includes/class-wp-hook.php(288): wp_widgets_init() #4 /home/leba/domains/leba.eu/public_html/festiwalpomuchla/wp-includes/class-wp-hook.php(312): WP_Hook->apply_filters() #5 /home/leba/domains/leba.eu/public_html/festiwalpomuchla/wp-includes/plugin.php(478): WP_Hook->do_action() #6 /home/leba/domains/leba.eu/public_html/festiwalpomuchla/wp-settings.php(523): do_action() #7 /home/leba/domains/leba.eu/public_html/festiwalpomuchla/wp-config.php(97): require_once('/home/leba/doma...') #8 /home/leba/domains/leba.eu/public_html/festiwalpomuchla/wp-load.php(37): require_once('/home/leba/doma...') #9 /home/leba/domains/leba.eu/public_html/festiwalpomuchla/wp-blog-header.php(13): require_once('/home/leba/doma...') #10 /home/leba/domains/leba.eu/public_html/festiwalpomuchla/index.php(17): require('/home/leba/doma...') #11 {main} thrown in /home/leba/domains/leba.eu/public_html/festiwalpomuchla/wp-includes/class-wp-hook.php on line 288
WordPress › Błąd

W witrynie wystąpił błąd krytyczny.

Dowiedz się więcej o debugowaniu WordPressa.