Error [ 0 ]: Call to a member function headers() on null

SYSPATH/classes/Kohana/Request/Client.php [ 120 ]

115 
116 		$response = $this->execute_request($request, $response);
117 
118 		// Execute response callbacks
119 		foreach ($this->header_callbacks() as $header => $callback) {
120 			if ($response->headers($header)) {
121 				$cb_result = call_user_func($callback, $request, $response, $this);
122 
123 				if ($cb_result instanceof Request) {
124 					// If the callback returns a request, automatically assign client params
125 					$this->assign_client_properties($cb_result->client());
  1. SYSPATH/classes/Kohana/Request.php [ 933 ] » Kohana_Request_Client->execute( arguments )

  2. DOCROOT/public/index.php [ 94 ] » Kohana_Request->execute( )

Environment