Fatal error: Uncaught Error: Call to undefined function downloadAsExcel() in /var/www/regattasystem/public_html/controller/functions.php:177 Stack trace: #0 /var/www/regattasystem/public_html/components/racelist.php(15): downloadRacelistExcel() #1 /var/www/regattasystem/public_html/pages/regattaoversigt.php(61): widgetRegattaLoebsliste() #2 /var/www/regattasystem/public_html/index.php(79): require_once('...') #3 {main} thrown in /var/www/regattasystem/public_html/controller/functions.php on line 177