Fatal error: Uncaught TypeError: Unsupported operand types: int + string in /var/www/simkea/simkea_scripts/script_memoryspiel01.php:14
Stack trace:
#0 /var/www/simkea/scripts/work_action.php(192): script_memoryspiel01->showInterface()
#1 /var/www/simkea/system/class_modul.php(233): include_once('...')
#2 /var/www/simkea/index.php(29): modul->loadscript()
#3 {main} thrown in /var/www/simkea/simkea_scripts/script_memoryspiel01.php on line 14
