These tools might be of help:
- sfc /scannow: https://support.microsoft.com/en-us/kb/929833
- System restore or system refresh: http://windows.microsoft.com/en-us/windows-8/restore-refresh-reset-pc
↧
Re: Administrative event 0 on Windows 8.1: istrtsrv Unable to get active user token. : An attempt was made to reference a token that does not exist.
↧