Plesk 11 for Windows install might return the following error :
MSI: Error! Setup is missing an installation prerequisite:
-Microsoft SQL Server 2012 System CLR Types. To continue, install SQL Server 2012 System CLR Types from http://go.microsoft.com/fwlink/?LinkID=116207 and then run the Setup operation again
Failed to install ‘C:\ParallelsInstaller\parallels\PANEL-WIN_11.0.9\thirdparty-msi-Windows-any-x86_64\sqlsmo_x64.msi’: Fatal error during installation. (Error code 1603)
Error: Action sequence ‘install: installing MSSQL Server Management Objects…’ of package ‘sql-smo’ has been failed with code 1603
Not all packages were installed.
This mean you are missing Microsoft® System CLR Types for Microsoft® SQL Server® 2012 component. The URL provide in the log does not exist.
Follow those link to get the software, install it and run “ai.exe” again.