Fatal error: Uncaught Error: Call to undefined function pcntl_signal() in D:\xampp\htdocs\MCH MPOS Application\Webservice\vendor\symfony\process\Tests\NonStopableProcess.php:36 Stack trace: #0 {main} thrown in D:\xampp\htdocs\MCH MPOS Application\Webservice\vendor\symfony\process\Tests\NonStopableProcess.php on line 36