Hi can anyone help, have the camera a few months was working fine, suddening the sd card isn't working will not format/ initialising.. had no issue till now.. I tried restarting taking out the card et

Hello, I have 2 cameras. 1 has recently updated to firmware 1.1.17 and hasn't recorded for over a week. The other is on 1.0.17 and telling me to update.... Not going to until I sort this problem thoug