Unable to write file '/var/www/html/api-etiket/controllers/KuponController.php' (NoPermissions (FileSystemError): Error: EACCES: permission denied, open '/var/www/html/api-etiket/controllers/KuponController.php') code example
Example: NoPermissions (FileSystemError): Error: EACCES: permission denied, open '/var/www/html/index.html'
$ sudo chown -R <user-name> <directory-name>