NPVR has been working great for a long time but suddenly it doesn't work

[compo35]

NPVR has been working great for a long time but suddenly it dosn't work

I'm useing windows 7 home premium 64-bit

when I try to set up my devices and press scan it just wont do it.

have attached my log files

Hoping you can help me.

[sub]

2017-04-13 13:44:43.612 [ERROR][1] Unexpected error in scanning form: System.UnauthorizedAccessException: Access to the path 'C:\Users\Public\NPVR\lastscan.xml' is denied.

It looks like there is NextPVR is not allowed to write to its data directory. You might need to check the permissions on this directory. Alternatively it could be some antivirus/firewall type software disallowing write access to files.