Sadly the tightening of the param_ has left a bug .. the notifications field in the sync.php can be comma separated but comma is not part of param_alpha set so this field does indeed need to be param_variable ..
Sadly the tightening of the param_ has left a bug .. the notifications field in the sync.php can be comma separated but comma is not part of param_alpha set so this field does indeed need to be param_variable ..