An upgrade from SQL Server 2008 R2 to 2014 failed after the product key step with: the specified service does not exist. Here is the fix.
Running Several SQL Server Instances on One Machine
Budget several SQL Server instances on one Windows host, inventory services, assign memory and ports, and monitor shared resource pressure.
SQL SERVER – Installation Failure – Specified Instance Via Transform is Already Installed. MSINEWINSTANCE Requires a New Instance that is not Installed
A client’s second clustered SQL Server instance failed to install: Specified instance via transform is already installed. Here is what I found and the fix.







