Article ID: 165542 - View products that this article applies to.
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If you uninstall Windows NT 4.0 Service Pack 2, the uninstall procedure may not restore the original files.
If you apply Windows NT 4.0 Service Pack 2 (SP2) a second time with the Create Uninstall Directory option chosen, the uninstall procedure may not restore the original files.
In this scenario, the pre-SP2 files in the uninstall directory may be replaced with Service Pack 2 files already in the Windows NT directory tree. The files are copied without warning. Future use of the Service Pack 2 uninstall feature may copy Service Pack 2 files back into the Windows NT directory tree instead of the original files.
To maintain the state of the files prior to the first application of Service Pack 2, use one of the following options:
Microsoft has confirmed this to be a problem in Windows NT version 4.0 Service Pack 2. We are researching this problem and will post new information here in the Microsoft Knowledge Base as it becomes available.