Fatal error: Uncaught ArgumentCountError: Too few arguments to function GetValue(), 1 passed in /home/valle/www/index.php on line 48 and at least 2 expected in /home/valle/www/readLabelsFromPLCProg.php:238 Stack trace: #0 /home/valle/www/index.php(48): GetValue() #1 {main} thrown in /home/valle/www/readLabelsFromPLCProg.php on line 238