Microsoft Office Error 1328 is an update-related error associated with Windows and Microsoft updates.
This error message typically arises when Windows attempts to apply the patch for "Windows XP SP1 Update" but then fails to read the required path.
The usual cause of Microsoft Office error 1328 is when some misunderstanding or mismatching occurs between two components of Microsoft Office updater and Windows Update feature.
This normally happens when one attempts to install XP SP1 in his or her PC.
This error message follows a format such as this one below:

• "Error 1328.
  Error applying patch to file \SETUP.
  EXE"

This error arises due to a number of factors such as: 1) registry errors, 2) one is attempting to install onto a network update a SP1 update, wherein the system requires administrative privileges; 3) virus infections; 4) your PC's Microsoft Office version asks for administrative privileges whenever you attempt to update or change it.
This error is fortunately reversible, and can be rectified using a number of ways.
When you click the "Ignore" option on the error message it means that you are allowing the continuation of the update of your system's administrative installation.
When this happens you first need to change the name the copy of setup.
exe I found on your system's installation to EnhSetup.
exe.
The second step would be to download a file of Setupsr1.
exe from Microsoft's Website.
Once you're on the required page, double click on Setupsr1.
exe to obtain the Setup.
exe file.
To extract this file you need a default folder which could be found in C:\Program Files\ORKTools\Download\Tools\Setup.
In the folder you need to copy paste setup.
exe file to your system's administrative installation.
If you do these steps correctly, you can again use the SR-1 Administrator Update to your PC's administrative installation.
Another way of resolving this error is by checking to see if your computer has viruses.
Viruses can cause the 1328 error by corrupting files or components that are used for updating.
This is particularly true for computers that run on Windows XP.
Malware infection can stop updates from installing.
If you suspect that your PC is infected with viruses causing the 1328 error, you need to install a good antivirus program.
One other option when arresting the 1328 error is to clean out your PC's registry.
The registry is very important as it is where settings and files used by Windows for operating are stored.
As it is frequently used, breakdowns and cases of files getting corrupted are not uncommon.
Also because of the way it is configured, the "registry" gets saved in the wrong fashion constantly, which makes your system run slow, ultimately causing your PC to suffer from a series of errors.
The most effective method one can use in cleaning out registries is to use a reliable registry cleaner program.
A registry cleaner can seek out and repair corrupted registry files and settings allowing one's computer to run normally again.