An uncaught Exception was encountered

Type: ArgumentCountError

Message: Too few arguments to function Knobelix::aufgabe(), 0 passed in /home/bastista/public_html/erudio/system/core/CodeIgniter.php on line 532 and exactly 1 expected

Filename: /home/bastista/public_html/erudio/application/controllers/Knobelix.php

Line Number: 62

Backtrace:

File: /home/bastista/public_html/erudio/index.php
Line: 315
Function: require_once