Error writing to exception log to "C:\inetpub\OPSSYS\InstantKB\Logging\ExceptionLog.config".
Please ensure the directory indicated above exists and that the [MACHINENAME\ASPNET] or [MACHINENAME\NETWORKSERVICE] anonymous web account has write and modify access to this directory.

Stack Trace: The process cannot access the file 'C:\inetpub\OPSSYS\InstantKB\Logging\ExceptionLog.config' because it is being used by another process.