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The hotfix migration folder ($hf_mig$) nLite does not create this folder Rate Topic: -----

#1 User is offline   ponghy 

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  Posted 24 March 2007 - 07:06 AM

Hi, only a simple question.

Since nLite does not create this folder when slipstreaming hotfixes into install source, can this folder be necessary when applying future updates?
I have read that this folder contains previous file versions of installed hotfixes, and its goal is to copy files newer than those contained in a new hotfix (if I'm not wrong...).

Suppose the following scenario:

Hotfix H installs file with version 1.0, but a previous hotfix -G- included that file with version 1.1. The system replaces the affected file with the version contained in the $hf_mig$ folder (hotfix G), not the contained in the new hotfix (H).

Thanks :)

This post has been edited by ponghy: 24 March 2007 - 07:08 AM



#2 User is offline   hulkviper 

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Posted 24 March 2007 - 07:39 AM

are you refereing to C:\WINDOWS\$hf_mig$ ?


C:\WINDOWS\$hf_mig$ is a temp folder

safe to delete

#3 User is offline   ponghy 

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Posted 24 March 2007 - 07:54 AM

Yes, I'm refering to that folder.

Are you completely sure that this folder is no longer necessary? Read carefully the proposed scenario...

Regards.

This post has been edited by ponghy: 24 March 2007 - 07:55 AM


#4 User is offline   theblazingangel 

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Posted 24 March 2007 - 07:59 AM

i've never used nlite before but i had to jump in, the $hf_mig$ folder is certainly not just a 'temp' folder thats 'safe to delete', it is necessary if you want to maintain system stability

#5 User is offline   hulkviper 

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Posted 24 March 2007 - 08:51 AM

View Posttheblazingangel, on Mar 24 2007, 02:59 PM, said:

i've never used nlite before but i had to jump in, the $hf_mig$ folder is certainly not just a 'temp' folder thats 'safe to delete', it is necessary if you want to maintain system stability



system stability :thumbup

usually that folder is empty, and then safe to delete.
If $hf_mig$ is empty it is 100% safe to delete.

It's used by windows hotfixes and windows update.
Some hotfixes extract the content to that location and some to last hdd.


The other folders in C:\WINDOWS with blue font like:
$NtUninstallKBxxxxxx$
where xxxxxx stands for the hotfix number, are also safe to delete if you do not need to uninstall the installed hotfixes.

#6 User is offline   ponghy 

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Posted 24 March 2007 - 06:56 PM

Dear Nuhi, can you say any word about this?

Thanks in advance.

#7 User is offline   RyanVM 

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Posted 25 March 2007 - 11:23 AM

Assuming he's integrating the QFE versions of the hotfixed files (which I'm 99.9% certain he does), $hf_mig$ is unnecessary. Read the following KB article if you want more information on the matter.
http://support.microsoft.com/default.aspx?...kb;en-us;824994

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