Unhandled Error!

																//
															 
																public function testimonial()
																{
																	$provider = $this->get_provider($this->request_param(1), false, false);
																	$hash = $this->request_param(0);
																	$testimonial = Service_Testimonial::create()->where('is_published is null AND hash=:hash AND provider_id=:id', array('hash'=>$hash, 'id'=>$provider->id))->find();
															 
																	if (!$testimonial)
																		return $this->data['provider'] = null;
															 
																	$this->data['provider'] = $provider;
																	$this->data['testimonial'] = $testimonial;