A. If when installing Service Pack 4 you receive the error:
"Service Pack Setup Error. You do not have permissions to update Windows NT. Please contact your system administrator."
it may be caused by the update.exe image being in the wrong directory.
If you have expanded the service pack using nt4sp4i.exe /x it will create a subdirectory, update, which will include the files
When running update.exe it must be in the update subdirectory. If not you should move the image accordingly.