Fatal error: Uncaught Error: Call to a member function format() on null in /var/www/vhosts/sauerlandgruss.de/development/wp-content/themes/travelshop/template-parts/pm-search/search/date-picker.php:28 Stack trace: #0 /var/www/vhosts/sauerlandgruss.de/development/wp-content/themes/travelshop/src/Template.php(13): require() #1 /var/www/vhosts/sauerlandgruss.de/development/wp-content/themes/travelshop/template-parts/pm-search/search/searchbar-form.php(44): Pressmind\Travelshop\Template::render() #2 /var/www/vhosts/sauerlandgruss.de/development/wp-content/themes/travelshop/template-parts/pm-search/search-bar-plain.php(14): require('...') #3 /var/www/vhosts/sauerlandgruss.de/development/wp-content/themes/travelshop/template-parts/layout-blocks/search-bar.php(21): require('...') #4 /var/www/vhosts/sauerlandgruss.de/development/wp-includes/template.php(812): require('...') #5 /var/www/vhosts/sauerlandgruss.de/development/wp-content/themes/travelshop/functions/template_transient.php(19): load_template() #6 /var/www/vhosts/sauerlandgruss.de/development/wp-content/themes/travelshop/header.php(282): load_template_transient() #7 /var/www/vhosts/sauerlandgruss.de/development/wp-includes/template.php(810): require_once('...') #8 /var/www/vhosts/sauerlandgruss.de/development/wp-includes/template.php(745): load_template() #9 /var/www/vhosts/sauerlandgruss.de/development/wp-includes/general-template.php(48): locate_template() #10 /var/www/vhosts/sauerlandgruss.de/development/wp-content/themes/travelshop/pm-detail.php(6): get_header() #11 /var/www/vhosts/sauerlandgruss.de/development/wp-includes/template-loader.php(106): include('...') #12 /var/www/vhosts/sauerlandgruss.de/development/wp-blog-header.php(19): require_once('...') #13 /var/www/vhosts/sauerlandgruss.de/development/index.php(17): require('...') #14 {main} thrown in /var/www/vhosts/sauerlandgruss.de/development/wp-content/themes/travelshop/template-parts/pm-search/search/date-picker.php on line 28