Hi,

This permission problem can get quite tricky on windows with ACLs,
especially when this is set from group policy. While the latter might not
be relevant in your case, all I can help here is to wish you good luck. ;)
This can possibly help understand the situation more:
http://msdn.microsoft.com/en-us/magazine/cc982153.aspx

Regards,
Botond


On Fri, 2 Aug 2013 16:45:56 +0000
Marvin Nipper <marvin.nip...@westernunion.com> wrote:

> Hi.
> 
> This is probably normal (in W2K8), but I can't seem to spot what might be 
> driving this.
> 
> The nxlog service is running under the context of the Local System account.  
> I was hoping to monitor the DNS debug log, _in its default location_ 
> (\windows\system32\dns\dns.log), but every time I tried to spin up an im_file 
> Module, for that file, it kept telling me that the file didn't exist (even 
> though it clearly did exist).
> 
> After scratching my head, I forced it to some other location, and then it 
> worked fine.  It finally dawned on me that nxlog was simply not able to 
> access it, within that specific directory structure.  What is throwing me, is 
> that an examination of the Security information (in file and directory 
> properties), and more specifically, the Effective Permissions for the System 
> account, it looks like it should have both Directory Traversal, as well as 
> Read access, to anything in that "tree", but the instant that I attempt to 
> monitor anything in, or below, \windows\system32, then it is obviously 
> getting blocked.  Again, I know that MS has gotten far more anal about what 
> can happen in that "trusted computing" directory structure, but I'm unclear 
> why it wouldn't be obvious in the permission information.
> 
> It's not clear whether this should generate a Failure audit in the Event Logs 
> (as nxlog attempts to "find" that file), but it definitely does not.
> 
> Anyway, I'm just curious if anyone has seen anything similar.  I've worked 
> around the issue, by generating the log file with \windows\temp, but it would 
> have been more straightforward to just use the default location.
> 
> Thanks for your time and input.
> 
> Marvin Nipper
> 
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