Fatal error: Uncaught TypeError: array_key_exists(): Argument #2 ($array) must be of type array, null given in /customers/5/c/7/stingraydivers.be/httpd.www/vcalendar/Classes.php:1966
Stack trace:
#0 /customers/5/c/7/stingraydivers.be/httpd.www/vcalendar/Common.php(54): clsLocales->AddLocale('en', Array)
#1 /customers/5/c/7/stingraydivers.be/httpd.www/vcalendar/index.php(6): include('/customers/5/c/...')
#2 {main}
  thrown in /customers/5/c/7/stingraydivers.be/httpd.www/vcalendar/Classes.php on line 1966