Fatal error: Uncaught TypeError: Unsupported operand types: string + int in /homepages/27/d25517596/htdocs/setKundenID.php:8
Stack trace:
#0 /homepages/27/d25517596/htdocs/Homepage.php(2): require()
#1 {main}
thrown in /homepages/27/d25517596/htdocs/setKundenID.php on line 8