An uncaught Exception was encountered

Type: Error

Message: Call to a member function result_array() on boolean

Filename: /var/www/clients/client11/web80/web/include/application/models/Main_model.php

Line Number: 24

Backtrace:

File: /var/www/clients/client11/web80/web/include/application/controllers/Nase_letadla.php
Line: 26
Function: getLetadla

File: /var/www/clients/client11/web80/web/index.php
Line: 273
Function: require_once