Fatal error: Uncaught Exception: DateTime::__construct(): Failed to parse time string (--) at position 0 (-): Unexpected character in /customers/b/f/b/hondenschool.be/httpd.www/wp-content/plugins/the-holiday-calendar/helpers/helper.class.php:153 Stack trace: #0 /customers/b/f/b/hondenschool.be/httpd.www/wp-content/plugins/the-holiday-calendar/helpers/helper.class.php(153): DateTime->__construct('--') #1 /customers/b/f/b/hondenschool.be/httpd.www/wp-content/plugins/the-holiday-calendar/the-holiday-calendar.php(209): thc_helper::formatDate('') #2 /customers/b/f/b/hondenschool.be/httpd.www/wp-includes/plugin.php(213): the_holiday_calendar::override_title('Diensthonden &#...', 1127) #3 /customers/b/f/b/hondenschool.be/httpd.www/wp-includes/post-template.php(158): apply_filters('the_title', 'Diensthonden &#...', 1127) #4 /customers/b/f/b/hondenschool.be/httpd.www/wp-includes/post-template.php(43): get_the_title() #5 /customers/b/f/b/hondenschool.be/httpd.www/wp-content/themes/petcare/single.php(20): the_title() #6 /customers/b in /customers/b/f/b/hondenschool.be/httpd.www/wp-content/plugins/the-holiday-calendar/helpers/helper.class.php on line 153