“Due to unforeseen circumstances, Khatia Buniatishvili’s recital at the Barbican on 20 October 2021 will unfortunately have to be postponed. We are in the process of rescheduling this concert and a new concert date will be communicated as soon as possible.”
There’s always this http://www.colinscolumn.com/khatia-buniatishvili-records-labyrinth-for-sony-classical/ for compensation.