@Niamh+w Whilst Sky try to find a fix the only way I have found to get thing running as normal again is to reboot the Glass / Puck. Go to Settings > System Management > Resets & Updates > Restart device. It takes a couple of minutes and you wiull have a blank screen for a while whilst it reboots.
------------------------------------------
If my post has solved your issue please mark as an "Answer" as it helps others identify the solution
If it has helped please give it a "Like"
