salembax

hi, im newbie here, i want to ask, why for a few day, my luxriot vms server disabled the camera? below my event id info: PC NVR TECH SPEC: OS : Win 7 Ultimate 32bit VMS : Luxriot VMS Ent. v.2.5.1 RAM : 4 GB DDR3 VGA CARD: 1 GB IPCAM : 26 IPCAM (HikVision) hope i can find the solutions from the idea or answer from all of u guys, thanks in advance...