[solved]Error en pedidos (front office)

[Joanriex]

al entrar en pedidos me sale en blanco, poniendo el modo debug me da el siguiente error, a ver si me podeis ayudar, yo de php ni idea

Whoops, looks like something went wrong.

1/1 FatalThrowableError in AdminOrdersController.php line 22: Call to a member function getMessage() on boolean

1. in AdminOrdersController.php line 22
2. at AdminOrdersController->__construct(false, false) in Controller.php line 142
3. at ControllerCore::getController('AdminOrdersController') in Dispatcher.php line 361
4. at DispatcherCore->dispatch() in index.php line 95