Fatal error: Uncaught Error: Non-static method phpxtFaviconXtManager::phpxtShowFavicon() cannot be called statically in /customers/6/e/0/faeldning.dk/httpd.www/wp-content/plugins/favicon-xt-manager/index.php:175 Stack trace: #0 /customers/6/e/0/faeldning.dk/httpd.www/wp-includes/class-wp-hook.php(324): phpxtDisplayFavicon('') #1 /customers/6/e/0/faeldning.dk/httpd.www/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #2 /customers/6/e/0/faeldning.dk/httpd.www/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #3 /customers/6/e/0/faeldning.dk/httpd.www/wp-includes/general-template.php(3050): do_action('wp_head') #4 /customers/6/e/0/faeldning.dk/httpd.www/wp-content/themes/twentyseventeen/header.php(22): wp_head() #5 /customers/6/e/0/faeldning.dk/httpd.www/wp-includes/template.php(810): require_once('/customers/6/e/...') #6 /customers/6/e/0/faeldning.dk/httpd.www/wp-includes/template.php(745): load_template('/customers/6/e/...', true, Array) #7 /customers/6/e/0/faeldning.dk/httpd.www/wp-includes/general-template.php(48): locate_template(Array, true, true, Array) #8 /customers/6/e/0/faeldning.dk/httpd.www/wp-content/themes/twentyseventeen/index.php(18): get_header() #9 /customers/6/e/0/faeldning.dk/httpd.www/wp-includes/template-loader.php(106): include('/customers/6/e/...') #10 /customers/6/e/0/faeldning.dk/httpd.www/wp-blog-header.php(19): require_once('/customers/6/e/...') #11 /customers/6/e/0/faeldning.dk/httpd.www/index.php(17): require('/customers/6/e/...') #12 {main} thrown in /customers/6/e/0/faeldning.dk/httpd.www/wp-content/plugins/favicon-xt-manager/index.php on line 175