The CDS is currently unavailable due to a system maintenance session today (10 July 2019).
CDS will be unavailable between 9:30 and 13:30, and there is a small risk of interruptions between 13:30 and 15:30.
Normal CDS service should be restored after this session has completed.
Please note that on Wednesday 10th of July between 10 a.m and 16 p.m (GMT) system availability might suffer disruptions due to maintenance. Sorry for the inconvenience.