Hope this helps you out
DLL File: advpack or advpack.dll
DLL Name: ADVPACK
Description: File that contains functions used in software packaging setup
files. The file parses .INF files.
Part Of: Windows
System DLL: Yes
Common Errors: File Not Found, Missing File, Exception Errors
resides in: Windows/System32 folder
EXPAND - from msconfig
Description and Explanation of a Cabinet File
Cabinet files are compressed packages that contain a number of related files.
The format of a cabinet file is optimized for maximum compression. Cabinet files
on the Windows XP compact disc (CD) contains the actual Windows files.
You can extract individual files from the cabinet files to replace missing or
corrupted files. To extract information from a .cab file in Windows XP:
1. Click Start, and then click Run.
2. In the Open box, type msconfig, and then click OK.
3. Click Expand File.
4. In the File to restore box, type the name of the file that you want to
restore.
5. In the Restore from box, type the path to the Windows XP .cab file from which
you want to restore the file, or click Browse From to locate the Windows XP .cab
file.
NOTE: The Windows XP .cab files are stored in the I386 folder on the Windows XP
compact disc (CD).
6. In the Save file in box, type the path to which you want the new file
extracted, or click Browse To locate the folder that you want.
7. Click Expand.
8. In the System Configuration Utility dialog box, click OK. If you are prompted
to restart the computer, click Restart.
Example: expand d:\i386\advpack.dl_ c:\Windows\system32\advpack.dll
