SSMS Error 1321 Installer has insufficient privileges.
Applies to: SQL Server Management Studio version 17.
Problem Description.
A user was not able to install SQL Server Management Studio on a computer
with SQL Server 2016 installed and examining the logs he found the following
errors:
[1DDC:0D1C][2017-05-05T01:54:45]e000: BootstrapperEngineDataModel.OnError: Burn
engine encountered error. PackageId: sqlncli.msi, ErrorType: WindowsInstaller,
ErrorCode: 1321, Data: 1321,C:\WINDOWS\SysWOW64\1033\sqlnclir11.rll,5,
ErrorMessage: The Installer has insufficient privileges to modify this file:
C:\WINDOWS\SysWOW64\1033\sqlnclir11.rll., UIHint: 2
[1DDC:0D1C][2017-05-05T01:54:45]i000: MainViewModel.AddFailedCondition: Error:
Microsoft SQL Server 2012 Native Client : The Installer has insufficient
privileges to modify this file: C:\WINDOWS\SysWOW64\1033\sqlnclir11.rll.
[1DDC:0D1C][2017-05-05T01:54:45]e000: MainViewModel.OnPackageError: setup failed
for packageId: sqlncli.msi, package: Microsoft SQL Server 2012 Native Client ,
errorCode: 1321, errorMessage: The Installer has insufficient privileges to
modify this file: C:\WINDOWS\SysWOW64\1033\sqlnclir11.rll.
Solution.
Please perform the following steps:
1. Please run setup with the "Run as Administrator" option.
2. Take ownership of the file involved, in this case sqlnclir11.rll. Use the
following article to take ownership of the file:
http://www.windowscentral.com/how-take-ownership-files-and-folders-windows-10
3. Rename the file with a .old extension and then re-run the setup program.
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