Sql Server 2016 RC 3 Install errors when previous CTP release was uninstalled
1. Install SQL Server 2016 CTP 3
2. Uninstall SQL Server 2016 CTP 3
3. Install Server 2016 RC 3
4. Error message is displayed during processing of setup.
5. Setup completes R services fails install. (all other components succeeded)
Upvotes: 1<=-=Apr 19 2016 10:43AM=-=>
The error occurred because the CTP3 install had some manual steps to configure R Services & those are separate from SQL Setup. In this case, the user accounts created by CTP3 for the default instance already exists and the new install of RC3 will fail. As a result, you have to repeat the manual uninstall steps for R Services too.
To resolve the error, you can follow the steps from the link below (section: Uninstalling previous versions of R components):