Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, function "_wp_footnotes_kses_init" not found or invalid function name in /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-includes/class-wp-hook.php:308 Stack trace: #0 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters(NULL, Array) #1 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #2 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-includes/pluggable.php(48): do_action('set_current_use...') #3 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-includes/user.php(3606): wp_set_current_user(0) #4 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-includes/pluggable.php(70): _wp_get_current_user() #5 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-includes/pluggable.php(1148): wp_get_current_user() #6 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-content/plugins/autoptimize/classes/autoptimizeCompatibility.php(36): is_user_logged_in() #7 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-content/plugins/autoptimize/classes/autoptimizeCompatibility.php(26): autoptimizeCompatibility->run() #8 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-content/plugins/autoptimize/classes/autoptimizeMain.php(276): autoptimizeCompatibility->__construct() #9 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-includes/class-wp-hook.php(308): autoptimizeMain->maybe_run_ao_compat('') #10 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters(NULL, Array) #11 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #12 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-content/plugins/autoptimize/classes/autoptimizeMain.php(155): do_action('autoptimize_set...') #13 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-includes/class-wp-hook.php(308): autoptimizeMain->setup('') #14 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters(NULL, Array) #15 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #16 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-settings.php(480): do_action('plugins_loaded') #17 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-config.php(90): require_once('/var/www/kunde-...') #18 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-load.php(50): require_once('/var/www/kunde-...') #19 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-blog-header.php(13): require_once('/var/www/kunde-...') #20 /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/index.php(17): require('/var/www/kunde-...') #21 {main} thrown in /var/www/kunde-symaskinetorvet.dk/brother-symaskiner.dk/wp-includes/class-wp-hook.php on line 308