Fatal error: Uncaught Error: Call to undefined function create_function() in /customers/3/a/9/vknederhasselt.be/httpd.www/wp-includes/pomo/translations.php:208
Stack trace:
#0 /customers/3/a/9/vknederhasselt.be/httpd.www/wp-includes/pomo/translations.php(269): Gettext_Translations->make_plural_form_function(2, '$n != 1')
#1 /customers/3/a/9/vknederhasselt.be/httpd.www/wp-includes/pomo/translations.php(69): Gettext_Translations->set_header('Plural-Forms', 'nplurals=2; plu...')
#2 /customers/3/a/9/vknederhasselt.be/httpd.www/wp-includes/pomo/mo.php(248): Translations->set_headers(Array)
#3 /customers/3/a/9/vknederhasselt.be/httpd.www/wp-includes/pomo/mo.php(27): MO->import_from_reader(Object(POMO_FileReader))
#4 /customers/3/a/9/vknederhasselt.be/httpd.www/wp-includes/l10n.php(484): MO->import_from_file('/customers/3/a/...')
#5 /customers/3/a/9/vknederhasselt.be/httpd.www/wp-includes/l10n.php(613): load_textdomain('jetpack', '/customers/3/a/...')
#6 /customers/3/a/9/vknederhasselt.be/httpd.www/wp-content/plugins/jetpack/class.jetpack.php(973): load_plugin_textdomain('jetpack', false, 'jetpack/languag...')
#7 /customers/3/a/9/vknederhasselt.be/httpd.www/wp-content/plugins/jetpack/class.jetpack.php(294): Jetpack::plugin_textdomain()
#8 /customers/3/a/9/vknederhasselt.be/httpd.www/wp-content/plugins/jetpack/class.jetpack-sync.php(45): Jetpack::init()
#9 /customers/3/a/9/vknederhasselt.be/httpd.www/wp-content/plugins/jetpack/modules/enhanced-distribution.php(13): Jetpack_Sync::sync_posts('/customers/3/a/...')
#10 /customers/3/a/9/vknederhasselt.be/httpd.www/wp-content/plugins/jetpack/class.jetpack.php(1632): require('/customers/3/a/...')
#11 /customers/3/a/9/vknederhasselt.be/httpd.www/wp-includes/plugin.php(503): Jetpack::load_modules('')
#12 /customers/3/a/9/vknederhasselt.be/httpd.www/wp-settings.php(237): do_action('plugins_loaded')
#13 /customers/3/a/9/vknederhasselt.be/httpd.www/wp-config.php(90): require_once('/customers/3/a/...')
#14 /customers/3/a/9/vknederhasselt.be/httpd.www/wp-load.php(37): require_once('/customers/3/a/...')
#15 /customers/3/a/9/vknederhasselt.be/httpd.www/wp-blog-header.php(12): require_once('/customers/3/a/...')
#16 /customers/3/a/9/vknederhasselt.be/httpd.www/index.php(17): require('/customers/3/a/...')
#17 {main}
  thrown in /customers/3/a/9/vknederhasselt.be/httpd.www/wp-includes/pomo/translations.php on line 208