An order has been placed to get this issue remedied.
Posted by TfL at 06:27, Wed 6 May 2020
Thank you for taking the time to report this to us, under the current COVID-19 working restrictions we are not able to carry some of our regular day to day duties. However we are working hard to fix all safety critical issues. If this issue that you have reported is not safety critical we will fix this when we can. Should you need anything else or have any questions please contact customer services on 0343 222 1234. We will continue to serve you the best that we can but urge everyone not to make journeys unless absolutely necessary