REST errors on add for demographics

2012-03-13 16:36:09 Notice: Notice (8): Undefined index: CoNsfDemographic in [/Applications/MAMP/htdocs/gears/trunk/app/Controller/CoNsfDemographicsController.php, line 155]
Trace:
CoNsfDemographicsController::convertData() - APP/Controller/CoNsfDemographicsController.php, line 155
CoNsfDemographicsController::add() - APP/Controller/CoNsfDemographicsController.php, line 172
ReflectionMethod::invokeArgs() - [internal], line ??
Controller::invokeAction() - CORE/Cake/Controller/Controller.php, line 473
Dispatcher::_invoke() - CORE/Cake/Routing/Dispatcher.php, line 104
Dispatcher::dispatch() - CORE/Cake/Routing/Dispatcher.php, line 86
[main] - APP/webroot/index.php, line 96

also returned 403