I have a Projects table and a Users table which are linked by a HABTM relation. In the \"add\" new Project page I have a multiple checkbox section to select Users for the ne
As per my comment on Guido's answer above, I use Guido's answer exactly, however I modify the data with the beforeSave callback before it saves to the database.
I have this issue on Cake 2.4.5+
public function beforeSave($options = array()) {
$temp = $this->data['Group']['User'];
unset($this->data['Group']['User']);
$this->data['User']['User'] = $temp;
return true;
}