I'm flying UC tomorrow (Tue 9 Aug) from LHR and just got this text from VS. I wonder what's up, and how much voucherdom I'll get 
"We''re sorry to advise that due to unforeseen operational issues, we will be unable to offer a full meal service in the London Heathrow Clubhouse for your upcoming flight with us. You will be provided with a refreshment voucher on arrival so alternative hot food can be purchased in the terminal."

"We''re sorry to advise that due to unforeseen operational issues, we will be unable to offer a full meal service in the London Heathrow Clubhouse for your upcoming flight with us. You will be provided with a refreshment voucher on arrival so alternative hot food can be purchased in the terminal."