Hello Team,
I have a big issue. I can’t Login to the Backend. The Site is complety offline. I deactive all Plugin and still the Issue:
Fatal error: Uncaught TypeError: array_merge(): Argument #3 must be of type array, null given in /kunden/104589_53913/webseiten/tappeser-immobilien/wordpress/wp-includes/widgets.php:1354 Stack trace: #0 /kunden/104589_53913/webseiten/tappeser-immobilien/wordpress/wp-includes/widgets.php(1354): array_merge() #1 /kunden/104589_53913/webseiten/tappeser-immobilien/wordpress/wp-includes/widgets.php(1299): retrieve_widgets() #2 /kunden/104589_53913/webseiten/tappeser-immobilien/wordpress/wp-includes/class-wp-hook.php(326): _wp_sidebars_changed() #3 /kunden/104589_53913/webseiten/tappeser-immobilien/wordpress/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters() #4 /kunden/104589_53913/webseiten/tappeser-immobilien/wordpress/wp-includes/plugin.php(517): WP_Hook->do_action() #5 /kunden/104589_53913/webseiten/tappeser-immobilien/wordpress/wp-includes/theme.php(3504): do_action() #6 /kunden/104589_53913/webseiten/tappeser-immobilien/wordpress/wp-includes/class-wp-hook.php(324): check_theme_switched() #7 /kunden/104589_53913/webseiten/tappeser-immobilien/wordpress/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters() #8 /kunden/104589_53913/webseiten/tappeser-immobilien/wordpress/wp-includes/plugin.php(517): WP_Hook->do_action() #9 /kunden/104589_53913/webseiten/tappeser-immobilien/wordpress/wp-settings.php(700): do_action() #10 /kunden/104589_53913/webseiten/tappeser-immobilien/wordpress/wp-config.php(89): require_once(‘…’) #11 /kunden/104589_53913/webseiten/tappeser-immobilien/wordpress/wp-load.php(50): require_once(‘…’) #12 /kunden/104589_53913/webseiten/tappeser-immobilien/wordpress/wp-blog-header.php(13): require_once(‘…’) #13 /kunden/104589_53913/webseiten/tappeser-immobilien/wordpress/index.php(17): require(‘…’) #14 {main} thrown in /kunden/104589_53913/webseiten/tappeser-immobilien/wordpress/wp-includes/widgets.php on line 1354
Can you give me a Tipp? Where I can find the error?
Thank you!
Manuel