Fatal error: Uncaught TypeError: fwrite(): Argument #1 ($stream) must be of type resource, null given in /var/www/api.customercare.lu/www/includes/applicationresponse.php:3 Stack trace: #0 /var/www/api.customercare.lu/www/includes/applicationresponse.php(3): fwrite() #1 {main} thrown in /var/www/api.customercare.lu/www/includes/applicationresponse.php on line 3