public function free()
	{
		if ( ! is_null($this->nestedSetNode)) {
			$this->nestedSetNode->free($this);
			$this->nestedSetNode = null;
		}
	}
public function free()
	{
		if ( ! is_null($this->nestedSetNode)) {
			$this->nestedSetNode->free($this);
			$this->nestedSetNode = null;
		}
	}
public function free ( ) { if ( ! is_null ( $ this -> nestedSetNode ) ) { $ this -> nestedSetNode -> free ( $ this ) ; $ this -> nestedSetNode = null ; } }
Free the node unsetting the pointers to other objects.
MUST clear entity manager after doing this!
Free the node unsetting the pointers to other objects . MUST clear entity manager after doing this!