Mini boxes stopped working

[Rosemary4]

Our two mini boxes have stopped working, they keep saying please check your subscription. But I have a multi screen subscription. I've tried rebooting the boxes, reactivating the viewing card and rebooting the main box but still nothing. 

[Mr+Flibbles+86]

Hi there, I’ve escalated your post to our Community Messaging team who will invite you to a private chat shortly and help you with this. 

Just look out for the colourful bubble to start the conversation.

Here's more information on how Community Messaging works - https://helpforum.sky.com/t5/Did-you-know/Escalating-a-post-to-a-Sky-expert/ba-p/3711147