Fatal error: Uncaught Error: Call to a member function getTimestamp() on boolean in /home/deb49074/domains/doubleveeconcerts.nl/public_html/wp-content/themes/doublevee/single-tour.php:50 Stack trace: #0 [internal function]: date_compare(Array, Array) #1 /home/deb49074/domains/doubleveeconcerts.nl/public_html/wp-content/themes/doublevee/single-tour.php(71): usort(Array, 'date_compare') #2 /home/deb49074/domains/doubleveeconcerts.nl/public_html/wp/wp-includes/template-loader.php(74): include('/home/deb49074/...') #3 /home/deb49074/domains/doubleveeconcerts.nl/public_html/wp/wp-blog-header.php(19): require_once('/home/deb49074/...') #4 /home/deb49074/domains/doubleveeconcerts.nl/public_html/index.php(17): require('/home/deb49074/...') #5 {main} thrown in /home/deb49074/domains/doubleveeconcerts.nl/public_html/wp-content/themes/doublevee/single-tour.php on line 50