ErrorException [ Notice ]: Trying to access array offset on value of type bool

APPPATH/classes/Controller/Page/Competitor.php [ 112 ]

107 		$data = [];		
108 		
109 		$m_ = Model::Factory('Competitor');
110 		
111 		$this_user = Site::options('user');		
112 		$user_id = $this_user['id'];
113 		
114 		if( ! empty($_POST)) {
115 			$arr = [];				
116 			$arr['url'] = $this->request->post('url');
117 			
  1. APPPATH/classes/Controller/Page/Competitor.php [ 112 ] » Kohana_Core::error_handler(arguments)

  2. SYSPATH/classes/Kohana/Controller.php [ 84 ] » Controller_Page_Competitor->action_index()

  3. {PHP internal call} » Kohana_Controller->execute()

  4. SYSPATH/classes/Kohana/Request/Client/Internal.php [ 97 ] » ReflectionMethod->invoke(arguments)

  5. SYSPATH/classes/Kohana/Request/Client.php [ 114 ] » Kohana_Request_Client_Internal->execute_request(arguments)

  6. SYSPATH/classes/Kohana/Request.php [ 993 ] » Kohana_Request_Client->execute(arguments)

  7. DOCROOT/index.php [ 121 ] » Kohana_Request->execute()

Environment