Fatal error: Uncaught Error: Undefined constant "LANG_ID" in /customers/8/4/3/annaheylen.be/httpd.www/core/classes/lng.class.php:47
Stack trace:
#0 /customers/8/4/3/annaheylen.be/httpd.www/index.php(64): lngClass->checkLng()
#1 /customers/8/4/3/annaheylen.be/httpd.www/index.php(483): c->__construct()
#2 {main}
  thrown in /customers/8/4/3/annaheylen.be/httpd.www/core/classes/lng.class.php on line 47