Fatal error: Uncaught RuntimeException: Unsupported exercise constant type: 1 in /var/www/umimenemecky.cz/webroot/src/Controller/BaseExercise.php:60 Stack trace: #0 /var/www/umimenemecky.cz/webroot/src/Controller/BaseExercise.php(44): App\Controller\BaseExercise::formatConstant() #1 /var/www/umimenemecky.cz/webroot/src/Web/Controller/Exercise/RobotiExercise.php(52): App\Controller\BaseExercise->registerConstant() #2 /var/www/umimenemecky.cz/webroot/exercise/roboti.php(15): App\Web\Controller\Exercise\RobotiExercise->actionDefault() #3 /var/www/umimenemecky.cz/webroot/index.php(80): include('...') #4 {main} thrown in /var/www/umimenemecky.cz/webroot/src/Controller/BaseExercise.php on line 60