Swiggy — order was cancelled after 20-30 mins of 'food being prepared ' logo

I order panner and mushroom gravy for my mother . I was busy and she wasn't well that is why she was couldn't cook . After placing the order I was relieved that she would get food . But I get mail that order has been cancelled and money refunded. Then I talked to customer care the lady says sorry sir we can't do anything now, sorry sir. My mom called to inquirer about food . I ordered from local food shop to get something to for her to eat . This is not acceptable .If you don't have specific item to be delivered why is it on the app? .my order id was #[protected]